Home / 5,299.28-7,951.80-2,223.44

Finding the Fourth Proportional to 5,299.28, 7,951.80 and 2,223.44

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Solution

The fourth proportional to 5,299.28, 7,951.80 and 2,223.44 is: 3,336.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.28 : 7,951.80 = 2,223.44 : x
  2. Step 2: Convert to fraction form
    5,299.28/7,951.80 = 2,223.44/x
  3. Step 3: Cross multiply
    5,299.28x = 7,951.80 × 2,223.44
  4. Step 4: Simplify right side
    5,299.28x = 17,680,350.19
  5. Step 5: Solve for x
    x = 17,680,350.19/5,299.28
  6. Step 6: Final answer
    x = 3,336.37

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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.