Home / 5,747.68-7,932.72-3,389.44

Finding the Fourth Proportional to 5,747.68, 7,932.72 and 3,389.44

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Solution

The fourth proportional to 5,747.68, 7,932.72 and 3,389.44 is: 4,677.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.68 : 7,932.72 = 3,389.44 : x
  2. Step 2: Convert to fraction form
    5,747.68/7,932.72 = 3,389.44/x
  3. Step 3: Cross multiply
    5,747.68x = 7,932.72 × 3,389.44
  4. Step 4: Simplify right side
    5,747.68x = 26,887,478.48
  5. Step 5: Solve for x
    x = 26,887,478.48/5,747.68
  6. Step 6: Final answer
    x = 4,677.97

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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.