Home / 5,229.46-7,844.40-1,333.90

Finding the Fourth Proportional to 5,229.46, 7,844.40 and 1,333.90

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Solution

The fourth proportional to 5,229.46, 7,844.40 and 1,333.90 is: 2,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.46 : 7,844.40 = 1,333.90 : x
  2. Step 2: Convert to fraction form
    5,229.46/7,844.40 = 1,333.90/x
  3. Step 3: Cross multiply
    5,229.46x = 7,844.40 × 1,333.90
  4. Step 4: Simplify right side
    5,229.46x = 10,463,645.16
  5. Step 5: Solve for x
    x = 10,463,645.16/5,229.46
  6. Step 6: Final answer
    x = 2,000.90

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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.