Home / 5,152.16-7,723.92-2,073.44

Finding the Fourth Proportional to 5,152.16, 7,723.92 and 2,073.44

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Solution

The fourth proportional to 5,152.16, 7,723.92 and 2,073.44 is: 3,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.16 : 7,723.92 = 2,073.44 : x
  2. Step 2: Convert to fraction form
    5,152.16/7,723.92 = 2,073.44/x
  3. Step 3: Cross multiply
    5,152.16x = 7,723.92 × 2,073.44
  4. Step 4: Simplify right side
    5,152.16x = 16,015,084.68
  5. Step 5: Solve for x
    x = 16,015,084.68/5,152.16
  6. Step 6: Final answer
    x = 3,108.42

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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.