Home / 11,513.44-15,876.66-10,843.60

Finding the Fourth Proportional to 11,513.44, 15,876.66 and 10,843.60

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Solution

The fourth proportional to 11,513.44, 15,876.66 and 10,843.60 is: 14,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513.44 : 15,876.66 = 10,843.60 : x
  2. Step 2: Convert to fraction form
    11,513.44/15,876.66 = 10,843.60/x
  3. Step 3: Cross multiply
    11,513.44x = 15,876.66 × 10,843.60
  4. Step 4: Simplify right side
    11,513.44x = 172,160,150.38
  5. Step 5: Solve for x
    x = 172,160,150.38/11,513.44
  6. Step 6: Final answer
    x = 14,952.97

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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.