Home / 3,040.47-4,560.96-849.22

Finding the Fourth Proportional to 3,040.47, 4,560.96 and 849.22

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Solution

The fourth proportional to 3,040.47, 4,560.96 and 849.22 is: 1,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.47 : 4,560.96 = 849.22 : x
  2. Step 2: Convert to fraction form
    3,040.47/4,560.96 = 849.22/x
  3. Step 3: Cross multiply
    3,040.47x = 4,560.96 × 849.22
  4. Step 4: Simplify right side
    3,040.47x = 3,873,258.45
  5. Step 5: Solve for x
    x = 3,873,258.45/3,040.47
  6. Step 6: Final answer
    x = 1,273.90

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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.