Home / 3,562.64-5,344.72-2,102.88

Finding the Fourth Proportional to 3,562.64, 5,344.72 and 2,102.88

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Solution

The fourth proportional to 3,562.64, 5,344.72 and 2,102.88 is: 3,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.64 : 5,344.72 = 2,102.88 : x
  2. Step 2: Convert to fraction form
    3,562.64/5,344.72 = 2,102.88/x
  3. Step 3: Cross multiply
    3,562.64x = 5,344.72 × 2,102.88
  4. Step 4: Simplify right side
    3,562.64x = 11,239,304.79
  5. Step 5: Solve for x
    x = 11,239,304.79/3,562.64
  6. Step 6: Final answer
    x = 3,154.77

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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.