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Finding the Fourth Proportional to 9,998.91, 14,996.82 and 3,335.52

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Solution

The fourth proportional to 9,998.91, 14,996.82 and 3,335.52 is: 5,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998.91 : 14,996.82 = 3,335.52 : x
  2. Step 2: Convert to fraction form
    9,998.91/14,996.82 = 3,335.52/x
  3. Step 3: Cross multiply
    9,998.91x = 14,996.82 × 3,335.52
  4. Step 4: Simplify right side
    9,998.91x = 50,022,193.05
  5. Step 5: Solve for x
    x = 50,022,193.05/9,998.91
  6. Step 6: Final answer
    x = 5,002.76

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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.