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Finding the Fourth Proportional to 9,998.52, 13,801.26 and 6,273.72

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Solution

The fourth proportional to 9,998.52, 13,801.26 and 6,273.72 is: 8,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998.52 : 13,801.26 = 6,273.72 : x
  2. Step 2: Convert to fraction form
    9,998.52/13,801.26 = 6,273.72/x
  3. Step 3: Cross multiply
    9,998.52x = 13,801.26 × 6,273.72
  4. Step 4: Simplify right side
    9,998.52x = 86,585,240.89
  5. Step 5: Solve for x
    x = 86,585,240.89/9,998.52
  6. Step 6: Final answer
    x = 8,659.81

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Similar ratio
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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.