Home / 3,259.26-4,497.75-1,932.78

Finding the Fourth Proportional to 3,259.26, 4,497.75 and 1,932.78

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Solution

The fourth proportional to 3,259.26, 4,497.75 and 1,932.78 is: 2,667.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.26 : 4,497.75 = 1,932.78 : x
  2. Step 2: Convert to fraction form
    3,259.26/4,497.75 = 1,932.78/x
  3. Step 3: Cross multiply
    3,259.26x = 4,497.75 × 1,932.78
  4. Step 4: Simplify right side
    3,259.26x = 8,693,161.25
  5. Step 5: Solve for x
    x = 8,693,161.25/3,259.26
  6. Step 6: Final answer
    x = 2,667.22

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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.