Home / 3,402.15-5,103.14-1,062.15

Finding the Fourth Proportional to 3,402.15, 5,103.14 and 1,062.15

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Solution

The fourth proportional to 3,402.15, 5,103.14 and 1,062.15 is: 1,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.15 : 5,103.14 = 1,062.15 : x
  2. Step 2: Convert to fraction form
    3,402.15/5,103.14 = 1,062.15/x
  3. Step 3: Cross multiply
    3,402.15x = 5,103.14 × 1,062.15
  4. Step 4: Simplify right side
    3,402.15x = 5,420,294.84
  5. Step 5: Solve for x
    x = 5,420,294.84/3,402.15
  6. Step 6: Final answer
    x = 1,593.20

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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.