Home / 4,517.78-6,761.48-4,345.25

Finding the Fourth Proportional to 4,517.78, 6,761.48 and 4,345.25

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Solution

The fourth proportional to 4,517.78, 6,761.48 and 4,345.25 is: 6,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.78 : 6,761.48 = 4,345.25 : x
  2. Step 2: Convert to fraction form
    4,517.78/6,761.48 = 4,345.25/x
  3. Step 3: Cross multiply
    4,517.78x = 6,761.48 × 4,345.25
  4. Step 4: Simplify right side
    4,517.78x = 29,380,348.74
  5. Step 5: Solve for x
    x = 29,380,348.74/4,517.78
  6. Step 6: Final answer
    x = 6,503.27

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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.