Home / 3,790.11-5,230.36-2,197.07

Finding the Fourth Proportional to 3,790.11, 5,230.36 and 2,197.07

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Solution

The fourth proportional to 3,790.11, 5,230.36 and 2,197.07 is: 3,031.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.11 : 5,230.36 = 2,197.07 : x
  2. Step 2: Convert to fraction form
    3,790.11/5,230.36 = 2,197.07/x
  3. Step 3: Cross multiply
    3,790.11x = 5,230.36 × 2,197.07
  4. Step 4: Simplify right side
    3,790.11x = 11,491,446.39
  5. Step 5: Solve for x
    x = 11,491,446.39/3,790.11
  6. Step 6: Final answer
    x = 3,031.96

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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.