Home / 2,523.29-3,785.94-1,291.14

Finding the Fourth Proportional to 2,523.29, 3,785.94 and 1,291.14

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Solution

The fourth proportional to 2,523.29, 3,785.94 and 1,291.14 is: 1,937.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.29 : 3,785.94 = 1,291.14 : x
  2. Step 2: Convert to fraction form
    2,523.29/3,785.94 = 1,291.14/x
  3. Step 3: Cross multiply
    2,523.29x = 3,785.94 × 1,291.14
  4. Step 4: Simplify right side
    2,523.29x = 4,888,178.57
  5. Step 5: Solve for x
    x = 4,888,178.57/2,523.29
  6. Step 6: Final answer
    x = 1,937.23

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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.