Home / 3,622.18-4,998.33-2,205.71

Finding the Fourth Proportional to 3,622.18, 4,998.33 and 2,205.71

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Solution

The fourth proportional to 3,622.18, 4,998.33 and 2,205.71 is: 3,043.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.18 : 4,998.33 = 2,205.71 : x
  2. Step 2: Convert to fraction form
    3,622.18/4,998.33 = 2,205.71/x
  3. Step 3: Cross multiply
    3,622.18x = 4,998.33 × 2,205.71
  4. Step 4: Simplify right side
    3,622.18x = 11,024,868.18
  5. Step 5: Solve for x
    x = 11,024,868.18/3,622.18
  6. Step 6: Final answer
    x = 3,043.71

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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.