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Finding the Fourth Proportional to 9,951.10, 13,718.01 and 6,957.61

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Solution

The fourth proportional to 9,951.10, 13,718.01 and 6,957.61 is: 9,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951.10 : 13,718.01 = 6,957.61 : x
  2. Step 2: Convert to fraction form
    9,951.10/13,718.01 = 6,957.61/x
  3. Step 3: Cross multiply
    9,951.10x = 13,718.01 × 6,957.61
  4. Step 4: Simplify right side
    9,951.10x = 95,444,563.56
  5. Step 5: Solve for x
    x = 95,444,563.56/9,951.10
  6. Step 6: Final answer
    x = 9,591.36

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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.