Home / 9,982.28-14,959.98-5,529.44

Finding the Fourth Proportional to 9,982.28, 14,959.98 and 5,529.44

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Solution

The fourth proportional to 9,982.28, 14,959.98 and 5,529.44 is: 8,286.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.28 : 14,959.98 = 5,529.44 : x
  2. Step 2: Convert to fraction form
    9,982.28/14,959.98 = 5,529.44/x
  3. Step 3: Cross multiply
    9,982.28x = 14,959.98 × 5,529.44
  4. Step 4: Simplify right side
    9,982.28x = 82,720,311.81
  5. Step 5: Solve for x
    x = 82,720,311.81/9,982.28
  6. Step 6: Final answer
    x = 8,286.72

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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.