Home / 10,061.25-15,092.71-3,135.75

Finding the Fourth Proportional to 10,061.25, 15,092.71 and 3,135.75

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Solution

The fourth proportional to 10,061.25, 15,092.71 and 3,135.75 is: 4,703.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,061.25 : 15,092.71 = 3,135.75 : x
  2. Step 2: Convert to fraction form
    10,061.25/15,092.71 = 3,135.75/x
  3. Step 3: Cross multiply
    10,061.25x = 15,092.71 × 3,135.75
  4. Step 4: Simplify right side
    10,061.25x = 47,326,957.54
  5. Step 5: Solve for x
    x = 47,326,957.54/10,061.25
  6. Step 6: Final answer
    x = 4,703.88

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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.