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Finding the Fourth Proportional to 8,377.55, 12,565.17 and 4,636.25

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Solution

The fourth proportional to 8,377.55, 12,565.17 and 4,636.25 is: 6,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377.55 : 12,565.17 = 4,636.25 : x
  2. Step 2: Convert to fraction form
    8,377.55/12,565.17 = 4,636.25/x
  3. Step 3: Cross multiply
    8,377.55x = 12,565.17 × 4,636.25
  4. Step 4: Simplify right side
    8,377.55x = 58,255,206.59
  5. Step 5: Solve for x
    x = 58,255,206.59/8,377.55
  6. Step 6: Final answer
    x = 6,953.73

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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.