Home / 2,852.75-3,936.80-1,593.79

Finding the Fourth Proportional to 2,852.75, 3,936.80 and 1,593.79

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Solution

The fourth proportional to 2,852.75, 3,936.80 and 1,593.79 is: 2,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.75 : 3,936.80 = 1,593.79 : x
  2. Step 2: Convert to fraction form
    2,852.75/3,936.80 = 1,593.79/x
  3. Step 3: Cross multiply
    2,852.75x = 3,936.80 × 1,593.79
  4. Step 4: Simplify right side
    2,852.75x = 6,274,426.61
  5. Step 5: Solve for x
    x = 6,274,426.61/2,852.75
  6. Step 6: Final answer
    x = 2,199.43

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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.