Home / 3,460.05-5,179.85-2,223.79

Finding the Fourth Proportional to 3,460.05, 5,179.85 and 2,223.79

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Solution

The fourth proportional to 3,460.05, 5,179.85 and 2,223.79 is: 3,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.05 : 5,179.85 = 2,223.79 : x
  2. Step 2: Convert to fraction form
    3,460.05/5,179.85 = 2,223.79/x
  3. Step 3: Cross multiply
    3,460.05x = 5,179.85 × 2,223.79
  4. Step 4: Simplify right side
    3,460.05x = 11,518,882.90
  5. Step 5: Solve for x
    x = 11,518,882.90/3,460.05
  6. Step 6: Final answer
    x = 3,329.11

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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.