Home / 2,487.13-3,727.96-1,025.48

Finding the Fourth Proportional to 2,487.13, 3,727.96 and 1,025.48

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Solution

The fourth proportional to 2,487.13, 3,727.96 and 1,025.48 is: 1,537.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487.13 : 3,727.96 = 1,025.48 : x
  2. Step 2: Convert to fraction form
    2,487.13/3,727.96 = 1,025.48/x
  3. Step 3: Cross multiply
    2,487.13x = 3,727.96 × 1,025.48
  4. Step 4: Simplify right side
    2,487.13x = 3,822,943.29
  5. Step 5: Solve for x
    x = 3,822,943.29/2,487.13
  6. Step 6: Final answer
    x = 1,537.09

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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.