Home / 12,794.20-19,196.10-5,772.12

Finding the Fourth Proportional to 12,794.20, 19,196.10 and 5,772.12

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Solution

The fourth proportional to 12,794.20, 19,196.10 and 5,772.12 is: 8,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794.20 : 19,196.10 = 5,772.12 : x
  2. Step 2: Convert to fraction form
    12,794.20/19,196.10 = 5,772.12/x
  3. Step 3: Cross multiply
    12,794.20x = 19,196.10 × 5,772.12
  4. Step 4: Simplify right side
    12,794.20x = 110,802,192.73
  5. Step 5: Solve for x
    x = 110,802,192.73/12,794.20
  6. Step 6: Final answer
    x = 8,660.35

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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.