Home / 6,789.36-10,180.57-2,839.55

Finding the Fourth Proportional to 6,789.36, 10,180.57 and 2,839.55

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Solution

The fourth proportional to 6,789.36, 10,180.57 and 2,839.55 is: 4,257.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.36 : 10,180.57 = 2,839.55 : x
  2. Step 2: Convert to fraction form
    6,789.36/10,180.57 = 2,839.55/x
  3. Step 3: Cross multiply
    6,789.36x = 10,180.57 × 2,839.55
  4. Step 4: Simplify right side
    6,789.36x = 28,908,213.50
  5. Step 5: Solve for x
    x = 28,908,213.50/6,789.36
  6. Step 6: Final answer
    x = 4,257.87

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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.