Home / 3,049.47-4,211.26-2,604.78

Finding the Fourth Proportional to 3,049.47, 4,211.26 and 2,604.78

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Solution

The fourth proportional to 3,049.47, 4,211.26 and 2,604.78 is: 3,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.47 : 4,211.26 = 2,604.78 : x
  2. Step 2: Convert to fraction form
    3,049.47/4,211.26 = 2,604.78/x
  3. Step 3: Cross multiply
    3,049.47x = 4,211.26 × 2,604.78
  4. Step 4: Simplify right side
    3,049.47x = 10,969,399.31
  5. Step 5: Solve for x
    x = 10,969,399.31/3,049.47
  6. Step 6: Final answer
    x = 3,597.15

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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.