Home / 6,680.82-10,025.28-2,785.17

Finding the Fourth Proportional to 6,680.82, 10,025.28 and 2,785.17

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Solution

The fourth proportional to 6,680.82, 10,025.28 and 2,785.17 is: 4,179.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.82 : 10,025.28 = 2,785.17 : x
  2. Step 2: Convert to fraction form
    6,680.82/10,025.28 = 2,785.17/x
  3. Step 3: Cross multiply
    6,680.82x = 10,025.28 × 2,785.17
  4. Step 4: Simplify right side
    6,680.82x = 27,922,109.10
  5. Step 5: Solve for x
    x = 27,922,109.10/6,680.82
  6. Step 6: Final answer
    x = 4,179.44

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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.