Home / 11,825.03-17,740.97-3,505.20

Finding the Fourth Proportional to 11,825.03, 17,740.97 and 3,505.20

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Solution

The fourth proportional to 11,825.03, 17,740.97 and 3,505.20 is: 5,258.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.03 : 17,740.97 = 3,505.20 : x
  2. Step 2: Convert to fraction form
    11,825.03/17,740.97 = 3,505.20/x
  3. Step 3: Cross multiply
    11,825.03x = 17,740.97 × 3,505.20
  4. Step 4: Simplify right side
    11,825.03x = 62,185,710.19
  5. Step 5: Solve for x
    x = 62,185,710.19/11,825.03
  6. Step 6: Final answer
    x = 5,258.82

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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.