Home / 11,825.08-17,741.28-3,505.12

Finding the Fourth Proportional to 11,825.08, 17,741.28 and 3,505.12

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Solution

The fourth proportional to 11,825.08, 17,741.28 and 3,505.12 is: 5,258.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.08 : 17,741.28 = 3,505.12 : x
  2. Step 2: Convert to fraction form
    11,825.08/17,741.28 = 3,505.12/x
  3. Step 3: Cross multiply
    11,825.08x = 17,741.28 × 3,505.12
  4. Step 4: Simplify right side
    11,825.08x = 62,185,315.35
  5. Step 5: Solve for x
    x = 62,185,315.35/11,825.08
  6. Step 6: Final answer
    x = 5,258.76

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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.