Home / 3,348.77-5,025.99-2,118.38

Finding the Fourth Proportional to 3,348.77, 5,025.99 and 2,118.38

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Solution

The fourth proportional to 3,348.77, 5,025.99 and 2,118.38 is: 3,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.77 : 5,025.99 = 2,118.38 : x
  2. Step 2: Convert to fraction form
    3,348.77/5,025.99 = 2,118.38/x
  3. Step 3: Cross multiply
    3,348.77x = 5,025.99 × 2,118.38
  4. Step 4: Simplify right side
    3,348.77x = 10,646,956.70
  5. Step 5: Solve for x
    x = 10,646,956.70/3,348.77
  6. Step 6: Final answer
    x = 3,179.36

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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.