Home / 3,726.14-5,135.73-2,545.16

Finding the Fourth Proportional to 3,726.14, 5,135.73 and 2,545.16

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Solution

The fourth proportional to 3,726.14, 5,135.73 and 2,545.16 is: 3,507.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.14 : 5,135.73 = 2,545.16 : x
  2. Step 2: Convert to fraction form
    3,726.14/5,135.73 = 2,545.16/x
  3. Step 3: Cross multiply
    3,726.14x = 5,135.73 × 2,545.16
  4. Step 4: Simplify right side
    3,726.14x = 13,071,254.57
  5. Step 5: Solve for x
    x = 13,071,254.57/3,726.14
  6. Step 6: Final answer
    x = 3,507.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.