Home / 11,829.75-17,744.13-2,945.10

Finding the Fourth Proportional to 11,829.75, 17,744.13 and 2,945.10

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Solution

The fourth proportional to 11,829.75, 17,744.13 and 2,945.10 is: 4,417.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,829.75 : 17,744.13 = 2,945.10 : x
  2. Step 2: Convert to fraction form
    11,829.75/17,744.13 = 2,945.10/x
  3. Step 3: Cross multiply
    11,829.75x = 17,744.13 × 2,945.10
  4. Step 4: Simplify right side
    11,829.75x = 52,258,237.26
  5. Step 5: Solve for x
    x = 52,258,237.26/11,829.75
  6. Step 6: Final answer
    x = 4,417.53

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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.