Home / 8,534.20-12,801.70-2,691.26

Finding the Fourth Proportional to 8,534.20, 12,801.70 and 2,691.26

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Solution

The fourth proportional to 8,534.20, 12,801.70 and 2,691.26 is: 4,037.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534.20 : 12,801.70 = 2,691.26 : x
  2. Step 2: Convert to fraction form
    8,534.20/12,801.70 = 2,691.26/x
  3. Step 3: Cross multiply
    8,534.20x = 12,801.70 × 2,691.26
  4. Step 4: Simplify right side
    8,534.20x = 34,452,703.14
  5. Step 5: Solve for x
    x = 34,452,703.14/8,534.20
  6. Step 6: Final answer
    x = 4,037.02

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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.