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Finding the Fourth Proportional to 8,406.68, 12,593.16 and 5,073.02

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Solution

The fourth proportional to 8,406.68, 12,593.16 and 5,073.02 is: 7,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,406.68 : 12,593.16 = 5,073.02 : x
  2. Step 2: Convert to fraction form
    8,406.68/12,593.16 = 5,073.02/x
  3. Step 3: Cross multiply
    8,406.68x = 12,593.16 × 5,073.02
  4. Step 4: Simplify right side
    8,406.68x = 63,885,352.54
  5. Step 5: Solve for x
    x = 63,885,352.54/8,406.68
  6. Step 6: Final answer
    x = 7,599.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.