Home / 6,891.89-10,338.03-2,512.62

Finding the Fourth Proportional to 6,891.89, 10,338.03 and 2,512.62

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Solution

The fourth proportional to 6,891.89, 10,338.03 and 2,512.62 is: 3,769.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.89 : 10,338.03 = 2,512.62 : x
  2. Step 2: Convert to fraction form
    6,891.89/10,338.03 = 2,512.62/x
  3. Step 3: Cross multiply
    6,891.89x = 10,338.03 × 2,512.62
  4. Step 4: Simplify right side
    6,891.89x = 25,975,540.94
  5. Step 5: Solve for x
    x = 25,975,540.94/6,891.89
  6. Step 6: Final answer
    x = 3,769.00

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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.