Home / 6,961.40-10,441.82-2,281.76

Finding the Fourth Proportional to 6,961.40, 10,441.82 and 2,281.76

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Solution

The fourth proportional to 6,961.40, 10,441.82 and 2,281.76 is: 3,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.40 : 10,441.82 = 2,281.76 : x
  2. Step 2: Convert to fraction form
    6,961.40/10,441.82 = 2,281.76/x
  3. Step 3: Cross multiply
    6,961.40x = 10,441.82 × 2,281.76
  4. Step 4: Simplify right side
    6,961.40x = 23,825,727.20
  5. Step 5: Solve for x
    x = 23,825,727.20/6,961.40
  6. Step 6: Final answer
    x = 3,422.55

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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.