Home / 11,246.68-15,517.62-6,769.48

Finding the Fourth Proportional to 11,246.68, 15,517.62 and 6,769.48

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Solution

The fourth proportional to 11,246.68, 15,517.62 and 6,769.48 is: 9,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.68 : 15,517.62 = 6,769.48 : x
  2. Step 2: Convert to fraction form
    11,246.68/15,517.62 = 6,769.48/x
  3. Step 3: Cross multiply
    11,246.68x = 15,517.62 × 6,769.48
  4. Step 4: Simplify right side
    11,246.68x = 105,046,218.24
  5. Step 5: Solve for x
    x = 105,046,218.24/11,246.68
  6. Step 6: Final answer
    x = 9,340.20

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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.