Home / 8,872.30-13,306.17-2,630.85

Finding the Fourth Proportional to 8,872.30, 13,306.17 and 2,630.85

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Solution

The fourth proportional to 8,872.30, 13,306.17 and 2,630.85 is: 3,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.30 : 13,306.17 = 2,630.85 : x
  2. Step 2: Convert to fraction form
    8,872.30/13,306.17 = 2,630.85/x
  3. Step 3: Cross multiply
    8,872.30x = 13,306.17 × 2,630.85
  4. Step 4: Simplify right side
    8,872.30x = 35,006,537.34
  5. Step 5: Solve for x
    x = 35,006,537.34/8,872.30
  6. Step 6: Final answer
    x = 3,945.60

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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.