Home / 5,223.48-7,839-1,937.04

Finding the Fourth Proportional to 5,223.48, 7,839 and 1,937.04

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Solution

The fourth proportional to 5,223.48, 7,839 and 1,937.04 is: 2,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.48 : 7,839 = 1,937.04 : x
  2. Step 2: Convert to fraction form
    5,223.48/7,839 = 1,937.04/x
  3. Step 3: Cross multiply
    5,223.48x = 7,839 × 1,937.04
  4. Step 4: Simplify right side
    5,223.48x = 15,184,456.56
  5. Step 5: Solve for x
    x = 15,184,456.56/5,223.48
  6. Step 6: Final answer
    x = 2,906.96

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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.