Home / 11,197.30-16,790.14-3,298.79

Finding the Fourth Proportional to 11,197.30, 16,790.14 and 3,298.79

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Solution

The fourth proportional to 11,197.30, 16,790.14 and 3,298.79 is: 4,946.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.30 : 16,790.14 = 3,298.79 : x
  2. Step 2: Convert to fraction form
    11,197.30/16,790.14 = 3,298.79/x
  3. Step 3: Cross multiply
    11,197.30x = 16,790.14 × 3,298.79
  4. Step 4: Simplify right side
    11,197.30x = 55,387,145.93
  5. Step 5: Solve for x
    x = 55,387,145.93/11,197.30
  6. Step 6: Final answer
    x = 4,946.47

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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.