Home / 10,686.44-16,029.46-4,114.04

Finding the Fourth Proportional to 10,686.44, 16,029.46 and 4,114.04

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Solution

The fourth proportional to 10,686.44, 16,029.46 and 4,114.04 is: 6,170.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,686.44 : 16,029.46 = 4,114.04 : x
  2. Step 2: Convert to fraction form
    10,686.44/16,029.46 = 4,114.04/x
  3. Step 3: Cross multiply
    10,686.44x = 16,029.46 × 4,114.04
  4. Step 4: Simplify right side
    10,686.44x = 65,945,839.62
  5. Step 5: Solve for x
    x = 65,945,839.62/10,686.44
  6. Step 6: Final answer
    x = 6,170.98

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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.