Home / 7,482.62-11,225.57-2,218.04

Finding the Fourth Proportional to 7,482.62, 11,225.57 and 2,218.04

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Solution

The fourth proportional to 7,482.62, 11,225.57 and 2,218.04 is: 3,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.62 : 11,225.57 = 2,218.04 : x
  2. Step 2: Convert to fraction form
    7,482.62/11,225.57 = 2,218.04/x
  3. Step 3: Cross multiply
    7,482.62x = 11,225.57 × 2,218.04
  4. Step 4: Simplify right side
    7,482.62x = 24,898,763.28
  5. Step 5: Solve for x
    x = 24,898,763.28/7,482.62
  6. Step 6: Final answer
    x = 3,327.55

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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.