Home / 11,974.98-17,962.46-3,655.04

Finding the Fourth Proportional to 11,974.98, 17,962.46 and 3,655.04

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Solution

The fourth proportional to 11,974.98, 17,962.46 and 3,655.04 is: 5,482.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.98 : 17,962.46 = 3,655.04 : x
  2. Step 2: Convert to fraction form
    11,974.98/17,962.46 = 3,655.04/x
  3. Step 3: Cross multiply
    11,974.98x = 17,962.46 × 3,655.04
  4. Step 4: Simplify right side
    11,974.98x = 65,653,419.99
  5. Step 5: Solve for x
    x = 65,653,419.99/11,974.98
  6. Step 6: Final answer
    x = 5,482.55

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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.