Home / 2,772.80-3,825.60-1,593.44

Finding the Fourth Proportional to 2,772.80, 3,825.60 and 1,593.44

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Solution

The fourth proportional to 2,772.80, 3,825.60 and 1,593.44 is: 2,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.80 : 3,825.60 = 1,593.44 : x
  2. Step 2: Convert to fraction form
    2,772.80/3,825.60 = 1,593.44/x
  3. Step 3: Cross multiply
    2,772.80x = 3,825.60 × 1,593.44
  4. Step 4: Simplify right side
    2,772.80x = 6,095,864.06
  5. Step 5: Solve for x
    x = 6,095,864.06/2,772.80
  6. Step 6: Final answer
    x = 2,198.45

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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.