Home / 11,252.97-15,528.33-6,217.20

Finding the Fourth Proportional to 11,252.97, 15,528.33 and 6,217.20

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Solution

The fourth proportional to 11,252.97, 15,528.33 and 6,217.20 is: 8,579.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.97 : 15,528.33 = 6,217.20 : x
  2. Step 2: Convert to fraction form
    11,252.97/15,528.33 = 6,217.20/x
  3. Step 3: Cross multiply
    11,252.97x = 15,528.33 × 6,217.20
  4. Step 4: Simplify right side
    11,252.97x = 96,542,733.28
  5. Step 5: Solve for x
    x = 96,542,733.28/11,252.97
  6. Step 6: Final answer
    x = 8,579.31

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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.