Home / 3,440.06-4,716.35-3,377.78

Finding the Fourth Proportional to 3,440.06, 4,716.35 and 3,377.78

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Solution

The fourth proportional to 3,440.06, 4,716.35 and 3,377.78 is: 4,630.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.06 : 4,716.35 = 3,377.78 : x
  2. Step 2: Convert to fraction form
    3,440.06/4,716.35 = 3,377.78/x
  3. Step 3: Cross multiply
    3,440.06x = 4,716.35 × 3,377.78
  4. Step 4: Simplify right side
    3,440.06x = 15,930,787.60
  5. Step 5: Solve for x
    x = 15,930,787.60/3,440.06
  6. Step 6: Final answer
    x = 4,630.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.