Home / 7,654.80-11,482.16-2,724.62

Finding the Fourth Proportional to 7,654.80, 11,482.16 and 2,724.62

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Solution

The fourth proportional to 7,654.80, 11,482.16 and 2,724.62 is: 4,086.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.80 : 11,482.16 = 2,724.62 : x
  2. Step 2: Convert to fraction form
    7,654.80/11,482.16 = 2,724.62/x
  3. Step 3: Cross multiply
    7,654.80x = 11,482.16 × 2,724.62
  4. Step 4: Simplify right side
    7,654.80x = 31,284,522.78
  5. Step 5: Solve for x
    x = 31,284,522.78/7,654.80
  6. Step 6: Final answer
    x = 4,086.92

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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.