Home / 2,213.25-3,052.65-1,932.88

Finding the Fourth Proportional to 2,213.25, 3,052.65 and 1,932.88

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Solution

The fourth proportional to 2,213.25, 3,052.65 and 1,932.88 is: 2,665.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.25 : 3,052.65 = 1,932.88 : x
  2. Step 2: Convert to fraction form
    2,213.25/3,052.65 = 1,932.88/x
  3. Step 3: Cross multiply
    2,213.25x = 3,052.65 × 1,932.88
  4. Step 4: Simplify right side
    2,213.25x = 5,900,406.13
  5. Step 5: Solve for x
    x = 5,900,406.13/2,213.25
  6. Step 6: Final answer
    x = 2,665.95

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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.