Home / 3,719.29-5,132.49-2,394.34

Finding the Fourth Proportional to 3,719.29, 5,132.49 and 2,394.34

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Solution

The fourth proportional to 3,719.29, 5,132.49 and 2,394.34 is: 3,304.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.29 : 5,132.49 = 2,394.34 : x
  2. Step 2: Convert to fraction form
    3,719.29/5,132.49 = 2,394.34/x
  3. Step 3: Cross multiply
    3,719.29x = 5,132.49 × 2,394.34
  4. Step 4: Simplify right side
    3,719.29x = 12,288,926.11
  5. Step 5: Solve for x
    x = 12,288,926.11/3,719.29
  6. Step 6: Final answer
    x = 3,304.11

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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.