Home / 2,919.15-4,028.52-1,592.92

Finding the Fourth Proportional to 2,919.15, 4,028.52 and 1,592.92

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Solution

The fourth proportional to 2,919.15, 4,028.52 and 1,592.92 is: 2,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.15 : 4,028.52 = 1,592.92 : x
  2. Step 2: Convert to fraction form
    2,919.15/4,028.52 = 1,592.92/x
  3. Step 3: Cross multiply
    2,919.15x = 4,028.52 × 1,592.92
  4. Step 4: Simplify right side
    2,919.15x = 6,417,131.33
  5. Step 5: Solve for x
    x = 6,417,131.33/2,919.15
  6. Step 6: Final answer
    x = 2,198.29

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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.