Home / 3,387.29-5,080.91-1,537.16

Finding the Fourth Proportional to 3,387.29, 5,080.91 and 1,537.16

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Solution

The fourth proportional to 3,387.29, 5,080.91 and 1,537.16 is: 2,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.29 : 5,080.91 = 1,537.16 : x
  2. Step 2: Convert to fraction form
    3,387.29/5,080.91 = 1,537.16/x
  3. Step 3: Cross multiply
    3,387.29x = 5,080.91 × 1,537.16
  4. Step 4: Simplify right side
    3,387.29x = 7,810,138.53
  5. Step 5: Solve for x
    x = 7,810,138.53/3,387.29
  6. Step 6: Final answer
    x = 2,305.72

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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.