Home / 6,276.20-9,414.96-2,116.70

Finding the Fourth Proportional to 6,276.20, 9,414.96 and 2,116.70

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Solution

The fourth proportional to 6,276.20, 9,414.96 and 2,116.70 is: 3,175.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.20 : 9,414.96 = 2,116.70 : x
  2. Step 2: Convert to fraction form
    6,276.20/9,414.96 = 2,116.70/x
  3. Step 3: Cross multiply
    6,276.20x = 9,414.96 × 2,116.70
  4. Step 4: Simplify right side
    6,276.20x = 19,928,645.83
  5. Step 5: Solve for x
    x = 19,928,645.83/6,276.20
  6. Step 6: Final answer
    x = 3,175.27

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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.