Home / 5,282.30-7,922.32-3,402.56

Finding the Fourth Proportional to 5,282.30, 7,922.32 and 3,402.56

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Solution

The fourth proportional to 5,282.30, 7,922.32 and 3,402.56 is: 5,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.30 : 7,922.32 = 3,402.56 : x
  2. Step 2: Convert to fraction form
    5,282.30/7,922.32 = 3,402.56/x
  3. Step 3: Cross multiply
    5,282.30x = 7,922.32 × 3,402.56
  4. Step 4: Simplify right side
    5,282.30x = 26,956,169.14
  5. Step 5: Solve for x
    x = 26,956,169.14/5,282.30
  6. Step 6: Final answer
    x = 5,103.11

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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.