Home / 11,272.62-16,908.12-5,033.20

Finding the Fourth Proportional to 11,272.62, 16,908.12 and 5,033.20

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Solution

The fourth proportional to 11,272.62, 16,908.12 and 5,033.20 is: 7,549.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272.62 : 16,908.12 = 5,033.20 : x
  2. Step 2: Convert to fraction form
    11,272.62/16,908.12 = 5,033.20/x
  3. Step 3: Cross multiply
    11,272.62x = 16,908.12 × 5,033.20
  4. Step 4: Simplify right side
    11,272.62x = 85,101,949.58
  5. Step 5: Solve for x
    x = 85,101,949.58/11,272.62
  6. Step 6: Final answer
    x = 7,549.44

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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.