Home / 6,780.18-10,168.30-2,337.66

Finding the Fourth Proportional to 6,780.18, 10,168.30 and 2,337.66

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Solution

The fourth proportional to 6,780.18, 10,168.30 and 2,337.66 is: 3,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.18 : 10,168.30 = 2,337.66 : x
  2. Step 2: Convert to fraction form
    6,780.18/10,168.30 = 2,337.66/x
  3. Step 3: Cross multiply
    6,780.18x = 10,168.30 × 2,337.66
  4. Step 4: Simplify right side
    6,780.18x = 23,770,028.18
  5. Step 5: Solve for x
    x = 23,770,028.18/6,780.18
  6. Step 6: Final answer
    x = 3,505.81

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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.