Home / 3,659.16-5,049.68-2,223.10

Finding the Fourth Proportional to 3,659.16, 5,049.68 and 2,223.10

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Solution

The fourth proportional to 3,659.16, 5,049.68 and 2,223.10 is: 3,067.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.16 : 5,049.68 = 2,223.10 : x
  2. Step 2: Convert to fraction form
    3,659.16/5,049.68 = 2,223.10/x
  3. Step 3: Cross multiply
    3,659.16x = 5,049.68 × 2,223.10
  4. Step 4: Simplify right side
    3,659.16x = 11,225,943.61
  5. Step 5: Solve for x
    x = 11,225,943.61/3,659.16
  6. Step 6: Final answer
    x = 3,067.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.