Home / 3,806.22-5,251.32-2,313.66

Finding the Fourth Proportional to 3,806.22, 5,251.32 and 2,313.66

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Solution

The fourth proportional to 3,806.22, 5,251.32 and 2,313.66 is: 3,192.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.22 : 5,251.32 = 2,313.66 : x
  2. Step 2: Convert to fraction form
    3,806.22/5,251.32 = 2,313.66/x
  3. Step 3: Cross multiply
    3,806.22x = 5,251.32 × 2,313.66
  4. Step 4: Simplify right side
    3,806.22x = 12,149,769.03
  5. Step 5: Solve for x
    x = 12,149,769.03/3,806.22
  6. Step 6: Final answer
    x = 3,192.08

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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.