Home / 5,548.20-8,321.25-2,585.82

Finding the Fourth Proportional to 5,548.20, 8,321.25 and 2,585.82

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Solution

The fourth proportional to 5,548.20, 8,321.25 and 2,585.82 is: 3,878.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.20 : 8,321.25 = 2,585.82 : x
  2. Step 2: Convert to fraction form
    5,548.20/8,321.25 = 2,585.82/x
  3. Step 3: Cross multiply
    5,548.20x = 8,321.25 × 2,585.82
  4. Step 4: Simplify right side
    5,548.20x = 21,517,281.03
  5. Step 5: Solve for x
    x = 21,517,281.03/5,548.20
  6. Step 6: Final answer
    x = 3,878.25

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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.