Home / 11,966.48-17,949.72-5,725.02

Finding the Fourth Proportional to 11,966.48, 17,949.72 and 5,725.02

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Solution

The fourth proportional to 11,966.48, 17,949.72 and 5,725.02 is: 8,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.48 : 17,949.72 = 5,725.02 : x
  2. Step 2: Convert to fraction form
    11,966.48/17,949.72 = 5,725.02/x
  3. Step 3: Cross multiply
    11,966.48x = 17,949.72 × 5,725.02
  4. Step 4: Simplify right side
    11,966.48x = 102,762,505.99
  5. Step 5: Solve for x
    x = 102,762,505.99/11,966.48
  6. Step 6: Final answer
    x = 8,587.53

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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.