Home / 3,617.28-4,992.22-2,201.07

Finding the Fourth Proportional to 3,617.28, 4,992.22 and 2,201.07

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Solution

The fourth proportional to 3,617.28, 4,992.22 and 2,201.07 is: 3,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.28 : 4,992.22 = 2,201.07 : x
  2. Step 2: Convert to fraction form
    3,617.28/4,992.22 = 2,201.07/x
  3. Step 3: Cross multiply
    3,617.28x = 4,992.22 × 2,201.07
  4. Step 4: Simplify right side
    3,617.28x = 10,988,214.67
  5. Step 5: Solve for x
    x = 10,988,214.67/3,617.28
  6. Step 6: Final answer
    x = 3,037.70

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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.