Home / 5,541.78-8,305.44-2,251.02

Finding the Fourth Proportional to 5,541.78, 8,305.44 and 2,251.02

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Solution

The fourth proportional to 5,541.78, 8,305.44 and 2,251.02 is: 3,373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.78 : 8,305.44 = 2,251.02 : x
  2. Step 2: Convert to fraction form
    5,541.78/8,305.44 = 2,251.02/x
  3. Step 3: Cross multiply
    5,541.78x = 8,305.44 × 2,251.02
  4. Step 4: Simplify right side
    5,541.78x = 18,695,711.55
  5. Step 5: Solve for x
    x = 18,695,711.55/5,541.78
  6. Step 6: Final answer
    x = 3,373.59

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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.