Home / 8,433.39-12,641.59-2,882.96

Finding the Fourth Proportional to 8,433.39, 12,641.59 and 2,882.96

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Solution

The fourth proportional to 8,433.39, 12,641.59 and 2,882.96 is: 4,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.39 : 12,641.59 = 2,882.96 : x
  2. Step 2: Convert to fraction form
    8,433.39/12,641.59 = 2,882.96/x
  3. Step 3: Cross multiply
    8,433.39x = 12,641.59 × 2,882.96
  4. Step 4: Simplify right side
    8,433.39x = 36,445,120.68
  5. Step 5: Solve for x
    x = 36,445,120.68/8,433.39
  6. Step 6: Final answer
    x = 4,321.53

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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.