Home / 7,635.18-10,590.41-7,432.86

Finding the Fourth Proportional to 7,635.18, 10,590.41 and 7,432.86

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Solution

The fourth proportional to 7,635.18, 10,590.41 and 7,432.86 is: 10,309.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.18 : 10,590.41 = 7,432.86 : x
  2. Step 2: Convert to fraction form
    7,635.18/10,590.41 = 7,432.86/x
  3. Step 3: Cross multiply
    7,635.18x = 10,590.41 × 7,432.86
  4. Step 4: Simplify right side
    7,635.18x = 78,716,997.71
  5. Step 5: Solve for x
    x = 78,716,997.71/7,635.18
  6. Step 6: Final answer
    x = 10,309.78

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.