Home / 11,974.64-17,962.68-3,655.24

Finding the Fourth Proportional to 11,974.64, 17,962.68 and 3,655.24

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Solution

The fourth proportional to 11,974.64, 17,962.68 and 3,655.24 is: 5,483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.64 : 17,962.68 = 3,655.24 : x
  2. Step 2: Convert to fraction form
    11,974.64/17,962.68 = 3,655.24/x
  3. Step 3: Cross multiply
    11,974.64x = 17,962.68 × 3,655.24
  4. Step 4: Simplify right side
    11,974.64x = 65,657,906.44
  5. Step 5: Solve for x
    x = 65,657,906.44/11,974.64
  6. Step 6: Final answer
    x = 5,483.08

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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.