Home / 2,882.88-4,321.08-1,149.84

Finding the Fourth Proportional to 2,882.88, 4,321.08 and 1,149.84

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Solution

The fourth proportional to 2,882.88, 4,321.08 and 1,149.84 is: 1,723.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.88 : 4,321.08 = 1,149.84 : x
  2. Step 2: Convert to fraction form
    2,882.88/4,321.08 = 1,149.84/x
  3. Step 3: Cross multiply
    2,882.88x = 4,321.08 × 1,149.84
  4. Step 4: Simplify right side
    2,882.88x = 4,968,550.63
  5. Step 5: Solve for x
    x = 4,968,550.63/2,882.88
  6. Step 6: Final answer
    x = 1,723.47

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1.5x scale

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.