Home / 2,700.20-4,049.18-1,056.52

Finding the Fourth Proportional to 2,700.20, 4,049.18 and 1,056.52

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Solution

The fourth proportional to 2,700.20, 4,049.18 and 1,056.52 is: 1,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.20 : 4,049.18 = 1,056.52 : x
  2. Step 2: Convert to fraction form
    2,700.20/4,049.18 = 1,056.52/x
  3. Step 3: Cross multiply
    2,700.20x = 4,049.18 × 1,056.52
  4. Step 4: Simplify right side
    2,700.20x = 4,278,039.65
  5. Step 5: Solve for x
    x = 4,278,039.65/2,700.20
  6. Step 6: Final answer
    x = 1,584.34

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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.