Home / 9,945.65-14,921.27-3,372.33

Finding the Fourth Proportional to 9,945.65, 14,921.27 and 3,372.33

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Solution

The fourth proportional to 9,945.65, 14,921.27 and 3,372.33 is: 5,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.65 : 14,921.27 = 3,372.33 : x
  2. Step 2: Convert to fraction form
    9,945.65/14,921.27 = 3,372.33/x
  3. Step 3: Cross multiply
    9,945.65x = 14,921.27 × 3,372.33
  4. Step 4: Simplify right side
    9,945.65x = 50,319,429.60
  5. Step 5: Solve for x
    x = 50,319,429.60/9,945.65
  6. Step 6: Final answer
    x = 5,059.44

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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.