Home / 2,338.39-3,508.62-1,242.49

Finding the Fourth Proportional to 2,338.39, 3,508.62 and 1,242.49

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Solution

The fourth proportional to 2,338.39, 3,508.62 and 1,242.49 is: 1,864.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.39 : 3,508.62 = 1,242.49 : x
  2. Step 2: Convert to fraction form
    2,338.39/3,508.62 = 1,242.49/x
  3. Step 3: Cross multiply
    2,338.39x = 3,508.62 × 1,242.49
  4. Step 4: Simplify right side
    2,338.39x = 4,359,425.26
  5. Step 5: Solve for x
    x = 4,359,425.26/2,338.39
  6. Step 6: Final answer
    x = 1,864.28

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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.