Home / 3,542.48-5,311.66-1,351.36

Finding the Fourth Proportional to 3,542.48, 5,311.66 and 1,351.36

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Solution

The fourth proportional to 3,542.48, 5,311.66 and 1,351.36 is: 2,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.48 : 5,311.66 = 1,351.36 : x
  2. Step 2: Convert to fraction form
    3,542.48/5,311.66 = 1,351.36/x
  3. Step 3: Cross multiply
    3,542.48x = 5,311.66 × 1,351.36
  4. Step 4: Simplify right side
    3,542.48x = 7,177,964.86
  5. Step 5: Solve for x
    x = 7,177,964.86/3,542.48
  6. Step 6: Final answer
    x = 2,026.25

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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.