Home / 6,578.16-9,867.38-2,195.66

Finding the Fourth Proportional to 6,578.16, 9,867.38 and 2,195.66

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Solution

The fourth proportional to 6,578.16, 9,867.38 and 2,195.66 is: 3,293.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578.16 : 9,867.38 = 2,195.66 : x
  2. Step 2: Convert to fraction form
    6,578.16/9,867.38 = 2,195.66/x
  3. Step 3: Cross multiply
    6,578.16x = 9,867.38 × 2,195.66
  4. Step 4: Simplify right side
    6,578.16x = 21,665,351.26
  5. Step 5: Solve for x
    x = 21,665,351.26/6,578.16
  6. Step 6: Final answer
    x = 3,293.53

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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.