Home / 6,769.76-10,154.56-1,839.88

Finding the Fourth Proportional to 6,769.76, 10,154.56 and 1,839.88

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Solution

The fourth proportional to 6,769.76, 10,154.56 and 1,839.88 is: 2,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.76 : 10,154.56 = 1,839.88 : x
  2. Step 2: Convert to fraction form
    6,769.76/10,154.56 = 1,839.88/x
  3. Step 3: Cross multiply
    6,769.76x = 10,154.56 × 1,839.88
  4. Step 4: Simplify right side
    6,769.76x = 18,683,171.85
  5. Step 5: Solve for x
    x = 18,683,171.85/6,769.76
  6. Step 6: Final answer
    x = 2,759.80

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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.