Home / 9,228.20-13,835.60-3,679.88

Finding the Fourth Proportional to 9,228.20, 13,835.60 and 3,679.88

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Solution

The fourth proportional to 9,228.20, 13,835.60 and 3,679.88 is: 5,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.20 : 13,835.60 = 3,679.88 : x
  2. Step 2: Convert to fraction form
    9,228.20/13,835.60 = 3,679.88/x
  3. Step 3: Cross multiply
    9,228.20x = 13,835.60 × 3,679.88
  4. Step 4: Simplify right side
    9,228.20x = 50,913,329.33
  5. Step 5: Solve for x
    x = 50,913,329.33/9,228.20
  6. Step 6: Final answer
    x = 5,517.15

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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.