Home / 3,387.41-5,079.22-1,046.76

Finding the Fourth Proportional to 3,387.41, 5,079.22 and 1,046.76

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Solution

The fourth proportional to 3,387.41, 5,079.22 and 1,046.76 is: 1,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.41 : 5,079.22 = 1,046.76 : x
  2. Step 2: Convert to fraction form
    3,387.41/5,079.22 = 1,046.76/x
  3. Step 3: Cross multiply
    3,387.41x = 5,079.22 × 1,046.76
  4. Step 4: Simplify right side
    3,387.41x = 5,316,724.33
  5. Step 5: Solve for x
    x = 5,316,724.33/3,387.41
  6. Step 6: Final answer
    x = 1,569.55

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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.