Home / 2,338.48-3,508.75-1,242.58

Finding the Fourth Proportional to 2,338.48, 3,508.75 and 1,242.58

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Solution

The fourth proportional to 2,338.48, 3,508.75 and 1,242.58 is: 1,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.48 : 3,508.75 = 1,242.58 : x
  2. Step 2: Convert to fraction form
    2,338.48/3,508.75 = 1,242.58/x
  3. Step 3: Cross multiply
    2,338.48x = 3,508.75 × 1,242.58
  4. Step 4: Simplify right side
    2,338.48x = 4,359,902.58
  5. Step 5: Solve for x
    x = 4,359,902.58/2,338.48
  6. Step 6: Final answer
    x = 1,864.42

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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.