Home / 4,283.75-5,909.84-2,791.13

Finding the Fourth Proportional to 4,283.75, 5,909.84 and 2,791.13

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Solution

The fourth proportional to 4,283.75, 5,909.84 and 2,791.13 is: 3,850.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.75 : 5,909.84 = 2,791.13 : x
  2. Step 2: Convert to fraction form
    4,283.75/5,909.84 = 2,791.13/x
  3. Step 3: Cross multiply
    4,283.75x = 5,909.84 × 2,791.13
  4. Step 4: Simplify right side
    4,283.75x = 16,495,098.68
  5. Step 5: Solve for x
    x = 16,495,098.68/4,283.75
  6. Step 6: Final answer
    x = 3,850.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.