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Finding the Fourth Proportional to 9,998.72, 15,003.16 and 6,059.38

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Solution

The fourth proportional to 9,998.72, 15,003.16 and 6,059.38 is: 9,092.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998.72 : 15,003.16 = 6,059.38 : x
  2. Step 2: Convert to fraction form
    9,998.72/15,003.16 = 6,059.38/x
  3. Step 3: Cross multiply
    9,998.72x = 15,003.16 × 6,059.38
  4. Step 4: Simplify right side
    9,998.72x = 90,909,847.64
  5. Step 5: Solve for x
    x = 90,909,847.64/9,998.72
  6. Step 6: Final answer
    x = 9,092.15

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1.5x scale

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.