Home / 8,691.24-13,036.86-4,073.16

Finding the Fourth Proportional to 8,691.24, 13,036.86 and 4,073.16

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Solution

The fourth proportional to 8,691.24, 13,036.86 and 4,073.16 is: 6,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691.24 : 13,036.86 = 4,073.16 : x
  2. Step 2: Convert to fraction form
    8,691.24/13,036.86 = 4,073.16/x
  3. Step 3: Cross multiply
    8,691.24x = 13,036.86 × 4,073.16
  4. Step 4: Simplify right side
    8,691.24x = 53,101,216.68
  5. Step 5: Solve for x
    x = 53,101,216.68/8,691.24
  6. Step 6: Final answer
    x = 6,109.74

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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.