Home / 6,246.26-8,619.41-3,451.78

Finding the Fourth Proportional to 6,246.26, 8,619.41 and 3,451.78

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Solution

The fourth proportional to 6,246.26, 8,619.41 and 3,451.78 is: 4,763.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.26 : 8,619.41 = 3,451.78 : x
  2. Step 2: Convert to fraction form
    6,246.26/8,619.41 = 3,451.78/x
  3. Step 3: Cross multiply
    6,246.26x = 8,619.41 × 3,451.78
  4. Step 4: Simplify right side
    6,246.26x = 29,752,307.05
  5. Step 5: Solve for x
    x = 29,752,307.05/6,246.26
  6. Step 6: Final answer
    x = 4,763.22

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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.