Home / 11,419.59-17,126.96-3,626.58

Finding the Fourth Proportional to 11,419.59, 17,126.96 and 3,626.58

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Solution

The fourth proportional to 11,419.59, 17,126.96 and 3,626.58 is: 5,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419.59 : 17,126.96 = 3,626.58 : x
  2. Step 2: Convert to fraction form
    11,419.59/17,126.96 = 3,626.58/x
  3. Step 3: Cross multiply
    11,419.59x = 17,126.96 × 3,626.58
  4. Step 4: Simplify right side
    11,419.59x = 62,112,272.46
  5. Step 5: Solve for x
    x = 62,112,272.46/11,419.59
  6. Step 6: Final answer
    x = 5,439.10

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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.