Home / 2,521.60-3,757.97-2,390.38

Finding the Fourth Proportional to 2,521.60, 3,757.97 and 2,390.38

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Solution

The fourth proportional to 2,521.60, 3,757.97 and 2,390.38 is: 3,562.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.60 : 3,757.97 = 2,390.38 : x
  2. Step 2: Convert to fraction form
    2,521.60/3,757.97 = 2,390.38/x
  3. Step 3: Cross multiply
    2,521.60x = 3,757.97 × 2,390.38
  4. Step 4: Simplify right side
    2,521.60x = 8,982,954.98
  5. Step 5: Solve for x
    x = 8,982,954.98/2,521.60
  6. Step 6: Final answer
    x = 3,562.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.