Home / 11,724.28-17,574.12-4,324.02

Finding the Fourth Proportional to 11,724.28, 17,574.12 and 4,324.02

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Solution

The fourth proportional to 11,724.28, 17,574.12 and 4,324.02 is: 6,481.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.28 : 17,574.12 = 4,324.02 : x
  2. Step 2: Convert to fraction form
    11,724.28/17,574.12 = 4,324.02/x
  3. Step 3: Cross multiply
    11,724.28x = 17,574.12 × 4,324.02
  4. Step 4: Simplify right side
    11,724.28x = 75,990,846.36
  5. Step 5: Solve for x
    x = 75,990,846.36/11,724.28
  6. Step 6: Final answer
    x = 6,481.49

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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.