Home / 3,767.92-5,199.76-2,196.08

Finding the Fourth Proportional to 3,767.92, 5,199.76 and 2,196.08

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Solution

The fourth proportional to 3,767.92, 5,199.76 and 2,196.08 is: 3,030.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.92 : 5,199.76 = 2,196.08 : x
  2. Step 2: Convert to fraction form
    3,767.92/5,199.76 = 2,196.08/x
  3. Step 3: Cross multiply
    3,767.92x = 5,199.76 × 2,196.08
  4. Step 4: Simplify right side
    3,767.92x = 11,419,088.94
  5. Step 5: Solve for x
    x = 11,419,088.94/3,767.92
  6. Step 6: Final answer
    x = 3,030.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.