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Finding the Fourth Proportional to 6,649.76, 9,974.28 and 2,032.76

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Solution

The fourth proportional to 6,649.76, 9,974.28 and 2,032.76 is: 3,049.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649.76 : 9,974.28 = 2,032.76 : x
  2. Step 2: Convert to fraction form
    6,649.76/9,974.28 = 2,032.76/x
  3. Step 3: Cross multiply
    6,649.76x = 9,974.28 × 2,032.76
  4. Step 4: Simplify right side
    6,649.76x = 20,275,317.41
  5. Step 5: Solve for x
    x = 20,275,317.41/6,649.76
  6. Step 6: Final answer
    x = 3,049.03

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1.5x scale

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.