Home / 3,549.55-5,324.15-1,358.11

Finding the Fourth Proportional to 3,549.55, 5,324.15 and 1,358.11

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Solution

The fourth proportional to 3,549.55, 5,324.15 and 1,358.11 is: 2,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.55 : 5,324.15 = 1,358.11 : x
  2. Step 2: Convert to fraction form
    3,549.55/5,324.15 = 1,358.11/x
  3. Step 3: Cross multiply
    3,549.55x = 5,324.15 × 1,358.11
  4. Step 4: Simplify right side
    3,549.55x = 7,230,774.57
  5. Step 5: Solve for x
    x = 7,230,774.57/3,549.55
  6. Step 6: Final answer
    x = 2,037.10

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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.