Home / 11,902.98-17,853.68-5,327.40

Finding the Fourth Proportional to 11,902.98, 17,853.68 and 5,327.40

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Solution

The fourth proportional to 11,902.98, 17,853.68 and 5,327.40 is: 7,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,902.98 : 17,853.68 = 5,327.40 : x
  2. Step 2: Convert to fraction form
    11,902.98/17,853.68 = 5,327.40/x
  3. Step 3: Cross multiply
    11,902.98x = 17,853.68 × 5,327.40
  4. Step 4: Simplify right side
    11,902.98x = 95,113,694.83
  5. Step 5: Solve for x
    x = 95,113,694.83/11,902.98
  6. Step 6: Final answer
    x = 7,990.75

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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.