Home / 11,941.90-17,908.60-3,506.06

Finding the Fourth Proportional to 11,941.90, 17,908.60 and 3,506.06

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Solution

The fourth proportional to 11,941.90, 17,908.60 and 3,506.06 is: 5,257.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.90 : 17,908.60 = 3,506.06 : x
  2. Step 2: Convert to fraction form
    11,941.90/17,908.60 = 3,506.06/x
  3. Step 3: Cross multiply
    11,941.90x = 17,908.60 × 3,506.06
  4. Step 4: Simplify right side
    11,941.90x = 62,788,626.12
  5. Step 5: Solve for x
    x = 62,788,626.12/11,941.90
  6. Step 6: Final answer
    x = 5,257.84

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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.