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Finding the Fourth Proportional to 9,508.52, 14,227.14 and 7,865.84

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Solution

The fourth proportional to 9,508.52, 14,227.14 and 7,865.84 is: 11,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,508.52 : 14,227.14 = 7,865.84 : x
  2. Step 2: Convert to fraction form
    9,508.52/14,227.14 = 7,865.84/x
  3. Step 3: Cross multiply
    9,508.52x = 14,227.14 × 7,865.84
  4. Step 4: Simplify right side
    9,508.52x = 111,908,406.90
  5. Step 5: Solve for x
    x = 111,908,406.90/9,508.52
  6. Step 6: Final answer
    x = 11,769.28

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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.