Home / 9,945.18-14,919.66-3,372.30

Finding the Fourth Proportional to 9,945.18, 14,919.66 and 3,372.30

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Solution

The fourth proportional to 9,945.18, 14,919.66 and 3,372.30 is: 5,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.18 : 14,919.66 = 3,372.30 : x
  2. Step 2: Convert to fraction form
    9,945.18/14,919.66 = 3,372.30/x
  3. Step 3: Cross multiply
    9,945.18x = 14,919.66 × 3,372.30
  4. Step 4: Simplify right side
    9,945.18x = 50,313,569.42
  5. Step 5: Solve for x
    x = 50,313,569.42/9,945.18
  6. Step 6: Final answer
    x = 5,059.09

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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.