Home / 8,747.92-13,124.76-3,552.40

Finding the Fourth Proportional to 8,747.92, 13,124.76 and 3,552.40

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Solution

The fourth proportional to 8,747.92, 13,124.76 and 3,552.40 is: 5,329.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.92 : 13,124.76 = 3,552.40 : x
  2. Step 2: Convert to fraction form
    8,747.92/13,124.76 = 3,552.40/x
  3. Step 3: Cross multiply
    8,747.92x = 13,124.76 × 3,552.40
  4. Step 4: Simplify right side
    8,747.92x = 46,624,397.42
  5. Step 5: Solve for x
    x = 46,624,397.42/8,747.92
  6. Step 6: Final answer
    x = 5,329.77

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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.