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Finding the Fourth Proportional to 6,049.44, 8,347.20 and 3,691.20

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Solution

The fourth proportional to 6,049.44, 8,347.20 and 3,691.20 is: 5,093.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,049.44 : 8,347.20 = 3,691.20 : x
  2. Step 2: Convert to fraction form
    6,049.44/8,347.20 = 3,691.20/x
  3. Step 3: Cross multiply
    6,049.44x = 8,347.20 × 3,691.20
  4. Step 4: Simplify right side
    6,049.44x = 30,811,184.64
  5. Step 5: Solve for x
    x = 30,811,184.64/6,049.44
  6. Step 6: Final answer
    x = 5,093.23

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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.