Home / 6,764.28-10,146.42-1,833.90

Finding the Fourth Proportional to 6,764.28, 10,146.42 and 1,833.90

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Solution

The fourth proportional to 6,764.28, 10,146.42 and 1,833.90 is: 2,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.28 : 10,146.42 = 1,833.90 : x
  2. Step 2: Convert to fraction form
    6,764.28/10,146.42 = 1,833.90/x
  3. Step 3: Cross multiply
    6,764.28x = 10,146.42 × 1,833.90
  4. Step 4: Simplify right side
    6,764.28x = 18,607,519.64
  5. Step 5: Solve for x
    x = 18,607,519.64/6,764.28
  6. Step 6: Final answer
    x = 2,750.85

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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.