Home / 3,367.28-4,647.12-1,951.44

Finding the Fourth Proportional to 3,367.28, 4,647.12 and 1,951.44

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Solution

The fourth proportional to 3,367.28, 4,647.12 and 1,951.44 is: 2,693.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.28 : 4,647.12 = 1,951.44 : x
  2. Step 2: Convert to fraction form
    3,367.28/4,647.12 = 1,951.44/x
  3. Step 3: Cross multiply
    3,367.28x = 4,647.12 × 1,951.44
  4. Step 4: Simplify right side
    3,367.28x = 9,068,575.85
  5. Step 5: Solve for x
    x = 9,068,575.85/3,367.28
  6. Step 6: Final answer
    x = 2,693.15

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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.