Home / 3,282.32-4,530-1,956.04

Finding the Fourth Proportional to 3,282.32, 4,530 and 1,956.04

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Solution

The fourth proportional to 3,282.32, 4,530 and 1,956.04 is: 2,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.32 : 4,530 = 1,956.04 : x
  2. Step 2: Convert to fraction form
    3,282.32/4,530 = 1,956.04/x
  3. Step 3: Cross multiply
    3,282.32x = 4,530 × 1,956.04
  4. Step 4: Simplify right side
    3,282.32x = 8,860,861.20
  5. Step 5: Solve for x
    x = 8,860,861.20/3,282.32
  6. Step 6: Final answer
    x = 2,699.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.