Home / 11,974.66-17,962.48-3,541.18

Finding the Fourth Proportional to 11,974.66, 17,962.48 and 3,541.18

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Solution

The fourth proportional to 11,974.66, 17,962.48 and 3,541.18 is: 5,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.66 : 17,962.48 = 3,541.18 : x
  2. Step 2: Convert to fraction form
    11,974.66/17,962.48 = 3,541.18/x
  3. Step 3: Cross multiply
    11,974.66x = 17,962.48 × 3,541.18
  4. Step 4: Simplify right side
    11,974.66x = 63,608,374.93
  5. Step 5: Solve for x
    x = 63,608,374.93/11,974.66
  6. Step 6: Final answer
    x = 5,311.91

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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.