Home / 3,598.66-5,391.92-2,209.11

Finding the Fourth Proportional to 3,598.66, 5,391.92 and 2,209.11

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Solution

The fourth proportional to 3,598.66, 5,391.92 and 2,209.11 is: 3,309.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.66 : 5,391.92 = 2,209.11 : x
  2. Step 2: Convert to fraction form
    3,598.66/5,391.92 = 2,209.11/x
  3. Step 3: Cross multiply
    3,598.66x = 5,391.92 × 2,209.11
  4. Step 4: Simplify right side
    3,598.66x = 11,911,317.27
  5. Step 5: Solve for x
    x = 11,911,317.27/3,598.66
  6. Step 6: Final answer
    x = 3,309.93

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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.