Home / 8,845.42-13,265.05-2,921.04

Finding the Fourth Proportional to 8,845.42, 13,265.05 and 2,921.04

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Solution

The fourth proportional to 8,845.42, 13,265.05 and 2,921.04 is: 4,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.42 : 13,265.05 = 2,921.04 : x
  2. Step 2: Convert to fraction form
    8,845.42/13,265.05 = 2,921.04/x
  3. Step 3: Cross multiply
    8,845.42x = 13,265.05 × 2,921.04
  4. Step 4: Simplify right side
    8,845.42x = 38,747,741.65
  5. Step 5: Solve for x
    x = 38,747,741.65/8,845.42
  6. Step 6: Final answer
    x = 4,380.54

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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.