Home / 6,246.78-8,619.66-3,452.28

Finding the Fourth Proportional to 6,246.78, 8,619.66 and 3,452.28

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Solution

The fourth proportional to 6,246.78, 8,619.66 and 3,452.28 is: 4,763.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.78 : 8,619.66 = 3,452.28 : x
  2. Step 2: Convert to fraction form
    6,246.78/8,619.66 = 3,452.28/x
  3. Step 3: Cross multiply
    6,246.78x = 8,619.66 × 3,452.28
  4. Step 4: Simplify right side
    6,246.78x = 29,757,479.82
  5. Step 5: Solve for x
    x = 29,757,479.82/6,246.78
  6. Step 6: Final answer
    x = 4,763.65

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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.