Home / 2,506.68-3,760.80-1,207.92

Finding the Fourth Proportional to 2,506.68, 3,760.80 and 1,207.92

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Solution

The fourth proportional to 2,506.68, 3,760.80 and 1,207.92 is: 1,812.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.68 : 3,760.80 = 1,207.92 : x
  2. Step 2: Convert to fraction form
    2,506.68/3,760.80 = 1,207.92/x
  3. Step 3: Cross multiply
    2,506.68x = 3,760.80 × 1,207.92
  4. Step 4: Simplify right side
    2,506.68x = 4,542,745.54
  5. Step 5: Solve for x
    x = 4,542,745.54/2,506.68
  6. Step 6: Final answer
    x = 1,812.26

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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.