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Finding the Fourth Proportional to 9,269.52, 13,892.13 and 8,031.84

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Solution

The fourth proportional to 9,269.52, 13,892.13 and 8,031.84 is: 12,037.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.52 : 13,892.13 = 8,031.84 : x
  2. Step 2: Convert to fraction form
    9,269.52/13,892.13 = 8,031.84/x
  3. Step 3: Cross multiply
    9,269.52x = 13,892.13 × 8,031.84
  4. Step 4: Simplify right side
    9,269.52x = 111,579,365.42
  5. Step 5: Solve for x
    x = 111,579,365.42/9,269.52
  6. Step 6: Final answer
    x = 12,037.23

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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.