Home / 11,986.72-17,964.18-6,363.23

Finding the Fourth Proportional to 11,986.72, 17,964.18 and 6,363.23

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Solution

The fourth proportional to 11,986.72, 17,964.18 and 6,363.23 is: 9,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986.72 : 17,964.18 = 6,363.23 : x
  2. Step 2: Convert to fraction form
    11,986.72/17,964.18 = 6,363.23/x
  3. Step 3: Cross multiply
    11,986.72x = 17,964.18 × 6,363.23
  4. Step 4: Simplify right side
    11,986.72x = 114,310,119.28
  5. Step 5: Solve for x
    x = 114,310,119.28/11,986.72
  6. Step 6: Final answer
    x = 9,536.40

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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.