Home / 5,883.76-8,119.96-3,399.76

Finding the Fourth Proportional to 5,883.76, 8,119.96 and 3,399.76

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Solution

The fourth proportional to 5,883.76, 8,119.96 and 3,399.76 is: 4,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,883.76 : 8,119.96 = 3,399.76 : x
  2. Step 2: Convert to fraction form
    5,883.76/8,119.96 = 3,399.76/x
  3. Step 3: Cross multiply
    5,883.76x = 8,119.96 × 3,399.76
  4. Step 4: Simplify right side
    5,883.76x = 27,605,915.21
  5. Step 5: Solve for x
    x = 27,605,915.21/5,883.76
  6. Step 6: Final answer
    x = 4,691.88

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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.