Home / 6,040.44-9,060.12-3,121.20

Finding the Fourth Proportional to 6,040.44, 9,060.12 and 3,121.20

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Solution

The fourth proportional to 6,040.44, 9,060.12 and 3,121.20 is: 4,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,040.44 : 9,060.12 = 3,121.20 : x
  2. Step 2: Convert to fraction form
    6,040.44/9,060.12 = 3,121.20/x
  3. Step 3: Cross multiply
    6,040.44x = 9,060.12 × 3,121.20
  4. Step 4: Simplify right side
    6,040.44x = 28,278,446.54
  5. Step 5: Solve for x
    x = 28,278,446.54/6,040.44
  6. Step 6: Final answer
    x = 4,681.52

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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.