Home / 8,292.20-11,443.32-4,755.74

Finding the Fourth Proportional to 8,292.20, 11,443.32 and 4,755.74

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Solution

The fourth proportional to 8,292.20, 11,443.32 and 4,755.74 is: 6,562.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.20 : 11,443.32 = 4,755.74 : x
  2. Step 2: Convert to fraction form
    8,292.20/11,443.32 = 4,755.74/x
  3. Step 3: Cross multiply
    8,292.20x = 11,443.32 × 4,755.74
  4. Step 4: Simplify right side
    8,292.20x = 54,421,397.44
  5. Step 5: Solve for x
    x = 54,421,397.44/8,292.20
  6. Step 6: Final answer
    x = 6,562.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.