Home / 7,607.88-10,499.28-4,250.76

Finding the Fourth Proportional to 7,607.88, 10,499.28 and 4,250.76

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Solution

The fourth proportional to 7,607.88, 10,499.28 and 4,250.76 is: 5,866.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.88 : 10,499.28 = 4,250.76 : x
  2. Step 2: Convert to fraction form
    7,607.88/10,499.28 = 4,250.76/x
  3. Step 3: Cross multiply
    7,607.88x = 10,499.28 × 4,250.76
  4. Step 4: Simplify right side
    7,607.88x = 44,629,919.45
  5. Step 5: Solve for x
    x = 44,629,919.45/7,607.88
  6. Step 6: Final answer
    x = 5,866.28

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Half scale
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Double scale
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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.