Home / 11,211.24-16,808.65-3,813.71

Finding the Fourth Proportional to 11,211.24, 16,808.65 and 3,813.71

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Solution

The fourth proportional to 11,211.24, 16,808.65 and 3,813.71 is: 5,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211.24 : 16,808.65 = 3,813.71 : x
  2. Step 2: Convert to fraction form
    11,211.24/16,808.65 = 3,813.71/x
  3. Step 3: Cross multiply
    11,211.24x = 16,808.65 × 3,813.71
  4. Step 4: Simplify right side
    11,211.24x = 64,103,213.48
  5. Step 5: Solve for x
    x = 64,103,213.48/11,211.24
  6. Step 6: Final answer
    x = 5,717.77

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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.