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Finding the Fourth Proportional to 8,952.92, 13,427.52 and 3,404.32

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Solution

The fourth proportional to 8,952.92, 13,427.52 and 3,404.32 is: 5,105.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.92 : 13,427.52 = 3,404.32 : x
  2. Step 2: Convert to fraction form
    8,952.92/13,427.52 = 3,404.32/x
  3. Step 3: Cross multiply
    8,952.92x = 13,427.52 × 3,404.32
  4. Step 4: Simplify right side
    8,952.92x = 45,711,574.89
  5. Step 5: Solve for x
    x = 45,711,574.89/8,952.92
  6. Step 6: Final answer
    x = 5,105.77

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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.