Home / 4,259.94-5,877.82-2,687.12

Finding the Fourth Proportional to 4,259.94, 5,877.82 and 2,687.12

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Solution

The fourth proportional to 4,259.94, 5,877.82 and 2,687.12 is: 3,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.94 : 5,877.82 = 2,687.12 : x
  2. Step 2: Convert to fraction form
    4,259.94/5,877.82 = 2,687.12/x
  3. Step 3: Cross multiply
    4,259.94x = 5,877.82 × 2,687.12
  4. Step 4: Simplify right side
    4,259.94x = 15,794,407.68
  5. Step 5: Solve for x
    x = 15,794,407.68/4,259.94
  6. Step 6: Final answer
    x = 3,707.66

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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.