Home / 2,301.13-3,452.24-762.13

Finding the Fourth Proportional to 2,301.13, 3,452.24 and 762.13

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Solution

The fourth proportional to 2,301.13, 3,452.24 and 762.13 is: 1,143.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.13 : 3,452.24 = 762.13 : x
  2. Step 2: Convert to fraction form
    2,301.13/3,452.24 = 762.13/x
  3. Step 3: Cross multiply
    2,301.13x = 3,452.24 × 762.13
  4. Step 4: Simplify right side
    2,301.13x = 2,631,055.67
  5. Step 5: Solve for x
    x = 2,631,055.67/2,301.13
  6. Step 6: Final answer
    x = 1,143.38

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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.