Home / 5,309.46-7,334.55-4,254.23

Finding the Fourth Proportional to 5,309.46, 7,334.55 and 4,254.23

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Solution

The fourth proportional to 5,309.46, 7,334.55 and 4,254.23 is: 5,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309.46 : 7,334.55 = 4,254.23 : x
  2. Step 2: Convert to fraction form
    5,309.46/7,334.55 = 4,254.23/x
  3. Step 3: Cross multiply
    5,309.46x = 7,334.55 × 4,254.23
  4. Step 4: Simplify right side
    5,309.46x = 31,202,880.98
  5. Step 5: Solve for x
    x = 31,202,880.98/5,309.46
  6. Step 6: Final answer
    x = 5,876.85

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Double scale
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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.