Home / 10,108.56-15,167.24-3,539.44

Finding the Fourth Proportional to 10,108.56, 15,167.24 and 3,539.44

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Solution

The fourth proportional to 10,108.56, 15,167.24 and 3,539.44 is: 5,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.56 : 15,167.24 = 3,539.44 : x
  2. Step 2: Convert to fraction form
    10,108.56/15,167.24 = 3,539.44/x
  3. Step 3: Cross multiply
    10,108.56x = 15,167.24 × 3,539.44
  4. Step 4: Simplify right side
    10,108.56x = 53,683,535.95
  5. Step 5: Solve for x
    x = 53,683,535.95/10,108.56
  6. Step 6: Final answer
    x = 5,310.70

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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.