Home / 6,839.57-10,257.33-2,678.50

Finding the Fourth Proportional to 6,839.57, 10,257.33 and 2,678.50

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Solution

The fourth proportional to 6,839.57, 10,257.33 and 2,678.50 is: 4,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.57 : 10,257.33 = 2,678.50 : x
  2. Step 2: Convert to fraction form
    6,839.57/10,257.33 = 2,678.50/x
  3. Step 3: Cross multiply
    6,839.57x = 10,257.33 × 2,678.50
  4. Step 4: Simplify right side
    6,839.57x = 27,474,281.27
  5. Step 5: Solve for x
    x = 27,474,281.27/6,839.57
  6. Step 6: Final answer
    x = 4,016.96

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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.