Home / 3,591.41-5,386.95-1,251.95

Finding the Fourth Proportional to 3,591.41, 5,386.95 and 1,251.95

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Solution

The fourth proportional to 3,591.41, 5,386.95 and 1,251.95 is: 1,877.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.41 : 5,386.95 = 1,251.95 : x
  2. Step 2: Convert to fraction form
    3,591.41/5,386.95 = 1,251.95/x
  3. Step 3: Cross multiply
    3,591.41x = 5,386.95 × 1,251.95
  4. Step 4: Simplify right side
    3,591.41x = 6,744,192.05
  5. Step 5: Solve for x
    x = 6,744,192.05/3,591.41
  6. Step 6: Final answer
    x = 1,877.87

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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.