Home / 11,226.28-16,843.20-7,061.38

Finding the Fourth Proportional to 11,226.28, 16,843.20 and 7,061.38

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Solution

The fourth proportional to 11,226.28, 16,843.20 and 7,061.38 is: 10,594.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.28 : 16,843.20 = 7,061.38 : x
  2. Step 2: Convert to fraction form
    11,226.28/16,843.20 = 7,061.38/x
  3. Step 3: Cross multiply
    11,226.28x = 16,843.20 × 7,061.38
  4. Step 4: Simplify right side
    11,226.28x = 118,936,235.62
  5. Step 5: Solve for x
    x = 118,936,235.62/11,226.28
  6. Step 6: Final answer
    x = 10,594.45

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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.