Home / 11,972.94-16,522.47-6,668.22

Finding the Fourth Proportional to 11,972.94, 16,522.47 and 6,668.22

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Solution

The fourth proportional to 11,972.94, 16,522.47 and 6,668.22 is: 9,202.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.94 : 16,522.47 = 6,668.22 : x
  2. Step 2: Convert to fraction form
    11,972.94/16,522.47 = 6,668.22/x
  3. Step 3: Cross multiply
    11,972.94x = 16,522.47 × 6,668.22
  4. Step 4: Simplify right side
    11,972.94x = 110,175,464.90
  5. Step 5: Solve for x
    x = 110,175,464.90/11,972.94
  6. Step 6: Final answer
    x = 9,202.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.