Home / 3,049.48-4,209.74-2,042.92

Finding the Fourth Proportional to 3,049.48, 4,209.74 and 2,042.92

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Solution

The fourth proportional to 3,049.48, 4,209.74 and 2,042.92 is: 2,820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.48 : 4,209.74 = 2,042.92 : x
  2. Step 2: Convert to fraction form
    3,049.48/4,209.74 = 2,042.92/x
  3. Step 3: Cross multiply
    3,049.48x = 4,209.74 × 2,042.92
  4. Step 4: Simplify right side
    3,049.48x = 8,600,162.04
  5. Step 5: Solve for x
    x = 8,600,162.04/3,049.48
  6. Step 6: Final answer
    x = 2,820.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.