Home / 2,919.70-4,029.06-1,593.34

Finding the Fourth Proportional to 2,919.70, 4,029.06 and 1,593.34

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Solution

The fourth proportional to 2,919.70, 4,029.06 and 1,593.34 is: 2,198.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.70 : 4,029.06 = 1,593.34 : x
  2. Step 2: Convert to fraction form
    2,919.70/4,029.06 = 1,593.34/x
  3. Step 3: Cross multiply
    2,919.70x = 4,029.06 × 1,593.34
  4. Step 4: Simplify right side
    2,919.70x = 6,419,662.46
  5. Step 5: Solve for x
    x = 6,419,662.46/2,919.70
  6. Step 6: Final answer
    x = 2,198.74

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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.