Home / 8,150.52-12,218.45-2,952.75

Finding the Fourth Proportional to 8,150.52, 12,218.45 and 2,952.75

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Solution

The fourth proportional to 8,150.52, 12,218.45 and 2,952.75 is: 4,426.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.52 : 12,218.45 = 2,952.75 : x
  2. Step 2: Convert to fraction form
    8,150.52/12,218.45 = 2,952.75/x
  3. Step 3: Cross multiply
    8,150.52x = 12,218.45 × 2,952.75
  4. Step 4: Simplify right side
    8,150.52x = 36,078,013.47
  5. Step 5: Solve for x
    x = 36,078,013.47/8,150.52
  6. Step 6: Final answer
    x = 4,426.47

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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.