Home / 11,977.24-17,968.12-4,581.08

Finding the Fourth Proportional to 11,977.24, 17,968.12 and 4,581.08

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Solution

The fourth proportional to 11,977.24, 17,968.12 and 4,581.08 is: 6,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977.24 : 17,968.12 = 4,581.08 : x
  2. Step 2: Convert to fraction form
    11,977.24/17,968.12 = 4,581.08/x
  3. Step 3: Cross multiply
    11,977.24x = 17,968.12 × 4,581.08
  4. Step 4: Simplify right side
    11,977.24x = 82,313,395.17
  5. Step 5: Solve for x
    x = 82,313,395.17/11,977.24
  6. Step 6: Final answer
    x = 6,872.48

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1.5x scale

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.