Home / 12,560.44-17,332.98-7,254.76

Finding the Fourth Proportional to 12,560.44, 17,332.98 and 7,254.76

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Solution

The fourth proportional to 12,560.44, 17,332.98 and 7,254.76 is: 10,011.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.44 : 17,332.98 = 7,254.76 : x
  2. Step 2: Convert to fraction form
    12,560.44/17,332.98 = 7,254.76/x
  3. Step 3: Cross multiply
    12,560.44x = 17,332.98 × 7,254.76
  4. Step 4: Simplify right side
    12,560.44x = 125,746,609.98
  5. Step 5: Solve for x
    x = 125,746,609.98/12,560.44
  6. Step 6: Final answer
    x = 10,011.32

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Find fourth proportional to 6,280.22, 8,666.49 and 3,627.38
Half scale
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Double scale
Find fourth proportional to 12,561.44, 17,334.36 and 7,255.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.