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Finding the Fourth Proportional to 9,937.48, 14,892.36 and 7,469.41

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Solution

The fourth proportional to 9,937.48, 14,892.36 and 7,469.41 is: 11,193.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937.48 : 14,892.36 = 7,469.41 : x
  2. Step 2: Convert to fraction form
    9,937.48/14,892.36 = 7,469.41/x
  3. Step 3: Cross multiply
    9,937.48x = 14,892.36 × 7,469.41
  4. Step 4: Simplify right side
    9,937.48x = 111,237,142.71
  5. Step 5: Solve for x
    x = 111,237,142.71/9,937.48
  6. Step 6: Final answer
    x = 11,193.70

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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.