Home / 11,151.32-16,724.19-4,579.34

Finding the Fourth Proportional to 11,151.32, 16,724.19 and 4,579.34

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Solution

The fourth proportional to 11,151.32, 16,724.19 and 4,579.34 is: 6,867.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.32 : 16,724.19 = 4,579.34 : x
  2. Step 2: Convert to fraction form
    11,151.32/16,724.19 = 4,579.34/x
  3. Step 3: Cross multiply
    11,151.32x = 16,724.19 × 4,579.34
  4. Step 4: Simplify right side
    11,151.32x = 76,585,752.23
  5. Step 5: Solve for x
    x = 76,585,752.23/11,151.32
  6. Step 6: Final answer
    x = 6,867.86

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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.