Home / 3,049.24-4,208.16-1,722.46

Finding the Fourth Proportional to 3,049.24, 4,208.16 and 1,722.46

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Solution

The fourth proportional to 3,049.24, 4,208.16 and 1,722.46 is: 2,377.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.24 : 4,208.16 = 1,722.46 : x
  2. Step 2: Convert to fraction form
    3,049.24/4,208.16 = 1,722.46/x
  3. Step 3: Cross multiply
    3,049.24x = 4,208.16 × 1,722.46
  4. Step 4: Simplify right side
    3,049.24x = 7,248,387.27
  5. Step 5: Solve for x
    x = 7,248,387.27/3,049.24
  6. Step 6: Final answer
    x = 2,377.11

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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.