Home / 3,040.20-4,559.40-849.06

Finding the Fourth Proportional to 3,040.20, 4,559.40 and 849.06

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Solution

The fourth proportional to 3,040.20, 4,559.40 and 849.06 is: 1,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.20 : 4,559.40 = 849.06 : x
  2. Step 2: Convert to fraction form
    3,040.20/4,559.40 = 849.06/x
  3. Step 3: Cross multiply
    3,040.20x = 4,559.40 × 849.06
  4. Step 4: Simplify right side
    3,040.20x = 3,871,204.16
  5. Step 5: Solve for x
    x = 3,871,204.16/3,040.20
  6. Step 6: Final answer
    x = 1,273.34

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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.