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Finding the Fourth Proportional to 9,937.52, 14,906.36 and 2,917.65

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Solution

The fourth proportional to 9,937.52, 14,906.36 and 2,917.65 is: 4,376.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937.52 : 14,906.36 = 2,917.65 : x
  2. Step 2: Convert to fraction form
    9,937.52/14,906.36 = 2,917.65/x
  3. Step 3: Cross multiply
    9,937.52x = 14,906.36 × 2,917.65
  4. Step 4: Simplify right side
    9,937.52x = 43,491,548.55
  5. Step 5: Solve for x
    x = 43,491,548.55/9,937.52
  6. Step 6: Final answer
    x = 4,376.50

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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.