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Finding the Fourth Proportional to 6,617.52, 9,930.23 and 2,457.90

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Solution

The fourth proportional to 6,617.52, 9,930.23 and 2,457.90 is: 3,688.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.52 : 9,930.23 = 2,457.90 : x
  2. Step 2: Convert to fraction form
    6,617.52/9,930.23 = 2,457.90/x
  3. Step 3: Cross multiply
    6,617.52x = 9,930.23 × 2,457.90
  4. Step 4: Simplify right side
    6,617.52x = 24,407,500.03
  5. Step 5: Solve for x
    x = 24,407,500.03/6,617.52
  6. Step 6: Final answer
    x = 3,688.32

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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.