Home / 6,764.75-9,334.33-3,780.71

Finding the Fourth Proportional to 6,764.75, 9,334.33 and 3,780.71

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Solution

The fourth proportional to 6,764.75, 9,334.33 and 3,780.71 is: 5,216.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.75 : 9,334.33 = 3,780.71 : x
  2. Step 2: Convert to fraction form
    6,764.75/9,334.33 = 3,780.71/x
  3. Step 3: Cross multiply
    6,764.75x = 9,334.33 × 3,780.71
  4. Step 4: Simplify right side
    6,764.75x = 35,290,394.77
  5. Step 5: Solve for x
    x = 35,290,394.77/6,764.75
  6. Step 6: Final answer
    x = 5,216.81

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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.