Home / 2,574.27-3,862.12-1,013.31

Finding the Fourth Proportional to 2,574.27, 3,862.12 and 1,013.31

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Solution

The fourth proportional to 2,574.27, 3,862.12 and 1,013.31 is: 1,520.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.27 : 3,862.12 = 1,013.31 : x
  2. Step 2: Convert to fraction form
    2,574.27/3,862.12 = 1,013.31/x
  3. Step 3: Cross multiply
    2,574.27x = 3,862.12 × 1,013.31
  4. Step 4: Simplify right side
    2,574.27x = 3,913,502.97
  5. Step 5: Solve for x
    x = 3,913,502.97/2,574.27
  6. Step 6: Final answer
    x = 1,520.24

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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.