Home / 6,720.56-10,080.19-2,040.61

Finding the Fourth Proportional to 6,720.56, 10,080.19 and 2,040.61

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Solution

The fourth proportional to 6,720.56, 10,080.19 and 2,040.61 is: 3,060.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.56 : 10,080.19 = 2,040.61 : x
  2. Step 2: Convert to fraction form
    6,720.56/10,080.19 = 2,040.61/x
  3. Step 3: Cross multiply
    6,720.56x = 10,080.19 × 2,040.61
  4. Step 4: Simplify right side
    6,720.56x = 20,569,724.99
  5. Step 5: Solve for x
    x = 20,569,724.99/6,720.56
  6. Step 6: Final answer
    x = 3,060.72

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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.