Home / 5,584.24-8,377.60-2,121.52

Finding the Fourth Proportional to 5,584.24, 8,377.60 and 2,121.52

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Solution

The fourth proportional to 5,584.24, 8,377.60 and 2,121.52 is: 3,182.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.24 : 8,377.60 = 2,121.52 : x
  2. Step 2: Convert to fraction form
    5,584.24/8,377.60 = 2,121.52/x
  3. Step 3: Cross multiply
    5,584.24x = 8,377.60 × 2,121.52
  4. Step 4: Simplify right side
    5,584.24x = 17,773,245.95
  5. Step 5: Solve for x
    x = 17,773,245.95/5,584.24
  6. Step 6: Final answer
    x = 3,182.75

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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.