Home / 11,226.80-16,838.16-5,682.56

Finding the Fourth Proportional to 11,226.80, 16,838.16 and 5,682.56

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Solution

The fourth proportional to 11,226.80, 16,838.16 and 5,682.56 is: 8,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.80 : 16,838.16 = 5,682.56 : x
  2. Step 2: Convert to fraction form
    11,226.80/16,838.16 = 5,682.56/x
  3. Step 3: Cross multiply
    11,226.80x = 16,838.16 × 5,682.56
  4. Step 4: Simplify right side
    11,226.80x = 95,683,854.49
  5. Step 5: Solve for x
    x = 95,683,854.49/11,226.80
  6. Step 6: Final answer
    x = 8,522.81

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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.