Home / 8,237.47-12,358.26-2,691.13

Finding the Fourth Proportional to 8,237.47, 12,358.26 and 2,691.13

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Solution

The fourth proportional to 8,237.47, 12,358.26 and 2,691.13 is: 4,037.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.47 : 12,358.26 = 2,691.13 : x
  2. Step 2: Convert to fraction form
    8,237.47/12,358.26 = 2,691.13/x
  3. Step 3: Cross multiply
    8,237.47x = 12,358.26 × 2,691.13
  4. Step 4: Simplify right side
    8,237.47x = 33,257,684.23
  5. Step 5: Solve for x
    x = 33,257,684.23/8,237.47
  6. Step 6: Final answer
    x = 4,037.37

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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.