Home / 7,474.33-11,199.85-2,793.07

Finding the Fourth Proportional to 7,474.33, 11,199.85 and 2,793.07

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Solution

The fourth proportional to 7,474.33, 11,199.85 and 2,793.07 is: 4,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.33 : 11,199.85 = 2,793.07 : x
  2. Step 2: Convert to fraction form
    7,474.33/11,199.85 = 2,793.07/x
  3. Step 3: Cross multiply
    7,474.33x = 11,199.85 × 2,793.07
  4. Step 4: Simplify right side
    7,474.33x = 31,281,965.04
  5. Step 5: Solve for x
    x = 31,281,965.04/7,474.33
  6. Step 6: Final answer
    x = 4,185.25

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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.