Home / 2,521.14-3,777.44-1,545.21

Finding the Fourth Proportional to 2,521.14, 3,777.44 and 1,545.21

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Solution

The fourth proportional to 2,521.14, 3,777.44 and 1,545.21 is: 2,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.14 : 3,777.44 = 1,545.21 : x
  2. Step 2: Convert to fraction form
    2,521.14/3,777.44 = 1,545.21/x
  3. Step 3: Cross multiply
    2,521.14x = 3,777.44 × 1,545.21
  4. Step 4: Simplify right side
    2,521.14x = 5,836,930.34
  5. Step 5: Solve for x
    x = 5,836,930.34/2,521.14
  6. Step 6: Final answer
    x = 2,315.19

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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.