Home / 10,169.88-15,257.52-3,595.20

Finding the Fourth Proportional to 10,169.88, 15,257.52 and 3,595.20

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Solution

The fourth proportional to 10,169.88, 15,257.52 and 3,595.20 is: 5,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,169.88 : 15,257.52 = 3,595.20 : x
  2. Step 2: Convert to fraction form
    10,169.88/15,257.52 = 3,595.20/x
  3. Step 3: Cross multiply
    10,169.88x = 15,257.52 × 3,595.20
  4. Step 4: Simplify right side
    10,169.88x = 54,853,835.90
  5. Step 5: Solve for x
    x = 54,853,835.90/10,169.88
  6. Step 6: Final answer
    x = 5,393.75

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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.