Home / 11,463.52-17,195.30-3,143.61

Finding the Fourth Proportional to 11,463.52, 17,195.30 and 3,143.61

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Solution

The fourth proportional to 11,463.52, 17,195.30 and 3,143.61 is: 4,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463.52 : 17,195.30 = 3,143.61 : x
  2. Step 2: Convert to fraction form
    11,463.52/17,195.30 = 3,143.61/x
  3. Step 3: Cross multiply
    11,463.52x = 17,195.30 × 3,143.61
  4. Step 4: Simplify right side
    11,463.52x = 54,055,317.03
  5. Step 5: Solve for x
    x = 54,055,317.03/11,463.52
  6. Step 6: Final answer
    x = 4,715.42

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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.