Home / 3,566.25-5,351.82-1,257.75

Finding the Fourth Proportional to 3,566.25, 5,351.82 and 1,257.75

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Solution

The fourth proportional to 3,566.25, 5,351.82 and 1,257.75 is: 1,887.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.25 : 5,351.82 = 1,257.75 : x
  2. Step 2: Convert to fraction form
    3,566.25/5,351.82 = 1,257.75/x
  3. Step 3: Cross multiply
    3,566.25x = 5,351.82 × 1,257.75
  4. Step 4: Simplify right side
    3,566.25x = 6,731,251.61
  5. Step 5: Solve for x
    x = 6,731,251.61/3,566.25
  6. Step 6: Final answer
    x = 1,887.49

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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.