Home / 6,764.87-9,335.85-4,110.68

Finding the Fourth Proportional to 6,764.87, 9,335.85 and 4,110.68

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Solution

The fourth proportional to 6,764.87, 9,335.85 and 4,110.68 is: 5,672.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.87 : 9,335.85 = 4,110.68 : x
  2. Step 2: Convert to fraction form
    6,764.87/9,335.85 = 4,110.68/x
  3. Step 3: Cross multiply
    6,764.87x = 9,335.85 × 4,110.68
  4. Step 4: Simplify right side
    6,764.87x = 38,376,691.88
  5. Step 5: Solve for x
    x = 38,376,691.88/6,764.87
  6. Step 6: Final answer
    x = 5,672.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.