Home / 3,205.94-4,802.52-2,106.97

Finding the Fourth Proportional to 3,205.94, 4,802.52 and 2,106.97

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Solution

The fourth proportional to 3,205.94, 4,802.52 and 2,106.97 is: 3,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.94 : 4,802.52 = 2,106.97 : x
  2. Step 2: Convert to fraction form
    3,205.94/4,802.52 = 2,106.97/x
  3. Step 3: Cross multiply
    3,205.94x = 4,802.52 × 2,106.97
  4. Step 4: Simplify right side
    3,205.94x = 10,118,753.56
  5. Step 5: Solve for x
    x = 10,118,753.56/3,205.94
  6. Step 6: Final answer
    x = 3,156.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.