Home / 11,271.25-16,906.19-2,951.08

Finding the Fourth Proportional to 11,271.25, 16,906.19 and 2,951.08

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Solution

The fourth proportional to 11,271.25, 16,906.19 and 2,951.08 is: 4,426.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.25 : 16,906.19 = 2,951.08 : x
  2. Step 2: Convert to fraction form
    11,271.25/16,906.19 = 2,951.08/x
  3. Step 3: Cross multiply
    11,271.25x = 16,906.19 × 2,951.08
  4. Step 4: Simplify right side
    11,271.25x = 49,891,582.16
  5. Step 5: Solve for x
    x = 49,891,582.16/11,271.25
  6. Step 6: Final answer
    x = 4,426.45

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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.