Home / 10,250.96-15,369.55-3,228.86

Finding the Fourth Proportional to 10,250.96, 15,369.55 and 3,228.86

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Solution

The fourth proportional to 10,250.96, 15,369.55 and 3,228.86 is: 4,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.96 : 15,369.55 = 3,228.86 : x
  2. Step 2: Convert to fraction form
    10,250.96/15,369.55 = 3,228.86/x
  3. Step 3: Cross multiply
    10,250.96x = 15,369.55 × 3,228.86
  4. Step 4: Simplify right side
    10,250.96x = 49,626,155.56
  5. Step 5: Solve for x
    x = 49,626,155.56/10,250.96
  6. Step 6: Final answer
    x = 4,841.13

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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.