Home / 4,163.20-5,730.24-2,919.04

Finding the Fourth Proportional to 4,163.20, 5,730.24 and 2,919.04

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Solution

The fourth proportional to 4,163.20, 5,730.24 and 2,919.04 is: 4,017.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.20 : 5,730.24 = 2,919.04 : x
  2. Step 2: Convert to fraction form
    4,163.20/5,730.24 = 2,919.04/x
  3. Step 3: Cross multiply
    4,163.20x = 5,730.24 × 2,919.04
  4. Step 4: Simplify right side
    4,163.20x = 16,726,799.77
  5. Step 5: Solve for x
    x = 16,726,799.77/4,163.20
  6. Step 6: Final answer
    x = 4,017.77

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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.