Home / 8,691.57-13,037.31-2,848.14

Finding the Fourth Proportional to 8,691.57, 13,037.31 and 2,848.14

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Solution

The fourth proportional to 8,691.57, 13,037.31 and 2,848.14 is: 4,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691.57 : 13,037.31 = 2,848.14 : x
  2. Step 2: Convert to fraction form
    8,691.57/13,037.31 = 2,848.14/x
  3. Step 3: Cross multiply
    8,691.57x = 13,037.31 × 2,848.14
  4. Step 4: Simplify right side
    8,691.57x = 37,132,084.10
  5. Step 5: Solve for x
    x = 37,132,084.10/8,691.57
  6. Step 6: Final answer
    x = 4,272.20

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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.