Home / 9,945.33-14,917.32-7,177.02

Finding the Fourth Proportional to 9,945.33, 14,917.32 and 7,177.02

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Solution

The fourth proportional to 9,945.33, 14,917.32 and 7,177.02 is: 10,765.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.33 : 14,917.32 = 7,177.02 : x
  2. Step 2: Convert to fraction form
    9,945.33/14,917.32 = 7,177.02/x
  3. Step 3: Cross multiply
    9,945.33x = 14,917.32 × 7,177.02
  4. Step 4: Simplify right side
    9,945.33x = 107,061,903.99
  5. Step 5: Solve for x
    x = 107,061,903.99/9,945.33
  6. Step 6: Final answer
    x = 10,765.04

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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.