Home / 3,275.70-4,521-1,949.82

Finding the Fourth Proportional to 3,275.70, 4,521 and 1,949.82

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Solution

The fourth proportional to 3,275.70, 4,521 and 1,949.82 is: 2,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.70 : 4,521 = 1,949.82 : x
  2. Step 2: Convert to fraction form
    3,275.70/4,521 = 1,949.82/x
  3. Step 3: Cross multiply
    3,275.70x = 4,521 × 1,949.82
  4. Step 4: Simplify right side
    3,275.70x = 8,815,136.22
  5. Step 5: Solve for x
    x = 8,815,136.22/3,275.70
  6. Step 6: Final answer
    x = 2,691.07

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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.