Home / 4,022.61-5,551.13-2,205.61

Finding the Fourth Proportional to 4,022.61, 5,551.13 and 2,205.61

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Solution

The fourth proportional to 4,022.61, 5,551.13 and 2,205.61 is: 3,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.61 : 5,551.13 = 2,205.61 : x
  2. Step 2: Convert to fraction form
    4,022.61/5,551.13 = 2,205.61/x
  3. Step 3: Cross multiply
    4,022.61x = 5,551.13 × 2,205.61
  4. Step 4: Simplify right side
    4,022.61x = 12,243,630.69
  5. Step 5: Solve for x
    x = 12,243,630.69/4,022.61
  6. Step 6: Final answer
    x = 3,043.70

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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.