Home / 2,767.24-4,147.52-1,380.93

Finding the Fourth Proportional to 2,767.24, 4,147.52 and 1,380.93

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Solution

The fourth proportional to 2,767.24, 4,147.52 and 1,380.93 is: 2,069.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.24 : 4,147.52 = 1,380.93 : x
  2. Step 2: Convert to fraction form
    2,767.24/4,147.52 = 1,380.93/x
  3. Step 3: Cross multiply
    2,767.24x = 4,147.52 × 1,380.93
  4. Step 4: Simplify right side
    2,767.24x = 5,727,434.79
  5. Step 5: Solve for x
    x = 5,727,434.79/2,767.24
  6. Step 6: Final answer
    x = 2,069.73

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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.