Home / 4,104.06-6,156.18-1,329.90

Finding the Fourth Proportional to 4,104.06, 6,156.18 and 1,329.90

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Solution

The fourth proportional to 4,104.06, 6,156.18 and 1,329.90 is: 1,994.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.06 : 6,156.18 = 1,329.90 : x
  2. Step 2: Convert to fraction form
    4,104.06/6,156.18 = 1,329.90/x
  3. Step 3: Cross multiply
    4,104.06x = 6,156.18 × 1,329.90
  4. Step 4: Simplify right side
    4,104.06x = 8,187,103.78
  5. Step 5: Solve for x
    x = 8,187,103.78/4,104.06
  6. Step 6: Final answer
    x = 1,994.88

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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.