Home / 2,869.42-3,959.84-1,593.26

Finding the Fourth Proportional to 2,869.42, 3,959.84 and 1,593.26

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Solution

The fourth proportional to 2,869.42, 3,959.84 and 1,593.26 is: 2,198.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.42 : 3,959.84 = 1,593.26 : x
  2. Step 2: Convert to fraction form
    2,869.42/3,959.84 = 1,593.26/x
  3. Step 3: Cross multiply
    2,869.42x = 3,959.84 × 1,593.26
  4. Step 4: Simplify right side
    2,869.42x = 6,309,054.68
  5. Step 5: Solve for x
    x = 6,309,054.68/2,869.42
  6. Step 6: Final answer
    x = 2,198.72

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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.