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Finding the Fourth Proportional to 9,073.92, 13,582.08 and 7,426.56

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Solution

The fourth proportional to 9,073.92, 13,582.08 and 7,426.56 is: 11,116.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.92 : 13,582.08 = 7,426.56 : x
  2. Step 2: Convert to fraction form
    9,073.92/13,582.08 = 7,426.56/x
  3. Step 3: Cross multiply
    9,073.92x = 13,582.08 × 7,426.56
  4. Step 4: Simplify right side
    9,073.92x = 100,868,132.04
  5. Step 5: Solve for x
    x = 100,868,132.04/9,073.92
  6. Step 6: Final answer
    x = 11,116.27

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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.