Home / 3,711.48-5,562.38-3,319.16

Finding the Fourth Proportional to 3,711.48, 5,562.38 and 3,319.16

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Solution

The fourth proportional to 3,711.48, 5,562.38 and 3,319.16 is: 4,974.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.48 : 5,562.38 = 3,319.16 : x
  2. Step 2: Convert to fraction form
    3,711.48/5,562.38 = 3,319.16/x
  3. Step 3: Cross multiply
    3,711.48x = 5,562.38 × 3,319.16
  4. Step 4: Simplify right side
    3,711.48x = 18,462,429.20
  5. Step 5: Solve for x
    x = 18,462,429.20/3,711.48
  6. Step 6: Final answer
    x = 4,974.41

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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.