Home / 6,764.20-10,139.66-3,253.24

Finding the Fourth Proportional to 6,764.20, 10,139.66 and 3,253.24

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Solution

The fourth proportional to 6,764.20, 10,139.66 and 3,253.24 is: 4,876.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.20 : 10,139.66 = 3,253.24 : x
  2. Step 2: Convert to fraction form
    6,764.20/10,139.66 = 3,253.24/x
  3. Step 3: Cross multiply
    6,764.20x = 10,139.66 × 3,253.24
  4. Step 4: Simplify right side
    6,764.20x = 32,986,747.50
  5. Step 5: Solve for x
    x = 32,986,747.50/6,764.20
  6. Step 6: Final answer
    x = 4,876.67

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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.