Home / 5,748.98-7,932.62-3,391.58

Finding the Fourth Proportional to 5,748.98, 7,932.62 and 3,391.58

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Solution

The fourth proportional to 5,748.98, 7,932.62 and 3,391.58 is: 4,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.98 : 7,932.62 = 3,391.58 : x
  2. Step 2: Convert to fraction form
    5,748.98/7,932.62 = 3,391.58/x
  3. Step 3: Cross multiply
    5,748.98x = 7,932.62 × 3,391.58
  4. Step 4: Simplify right side
    5,748.98x = 26,904,115.34
  5. Step 5: Solve for x
    x = 26,904,115.34/5,748.98
  6. Step 6: Final answer
    x = 4,679.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.