Home / 5,548.64-8,319.85-2,257.88

Finding the Fourth Proportional to 5,548.64, 8,319.85 and 2,257.88

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Solution

The fourth proportional to 5,548.64, 8,319.85 and 2,257.88 is: 3,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.64 : 8,319.85 = 2,257.88 : x
  2. Step 2: Convert to fraction form
    5,548.64/8,319.85 = 2,257.88/x
  3. Step 3: Cross multiply
    5,548.64x = 8,319.85 × 2,257.88
  4. Step 4: Simplify right side
    5,548.64x = 18,785,175.67
  5. Step 5: Solve for x
    x = 18,785,175.67/5,548.64
  6. Step 6: Final answer
    x = 3,385.55

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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.