Home / 11,161.63-16,737.58-3,764.71

Finding the Fourth Proportional to 11,161.63, 16,737.58 and 3,764.71

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Solution

The fourth proportional to 11,161.63, 16,737.58 and 3,764.71 is: 5,645.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.63 : 16,737.58 = 3,764.71 : x
  2. Step 2: Convert to fraction form
    11,161.63/16,737.58 = 3,764.71/x
  3. Step 3: Cross multiply
    11,161.63x = 16,737.58 × 3,764.71
  4. Step 4: Simplify right side
    11,161.63x = 63,012,134.80
  5. Step 5: Solve for x
    x = 63,012,134.80/11,161.63
  6. Step 6: Final answer
    x = 5,645.42

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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.