Home / 2,712.60-3,742.82-1,593.64

Finding the Fourth Proportional to 2,712.60, 3,742.82 and 1,593.64

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Solution

The fourth proportional to 2,712.60, 3,742.82 and 1,593.64 is: 2,198.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.60 : 3,742.82 = 1,593.64 : x
  2. Step 2: Convert to fraction form
    2,712.60/3,742.82 = 1,593.64/x
  3. Step 3: Cross multiply
    2,712.60x = 3,742.82 × 1,593.64
  4. Step 4: Simplify right side
    2,712.60x = 5,964,707.66
  5. Step 5: Solve for x
    x = 5,964,707.66/2,712.60
  6. Step 6: Final answer
    x = 2,198.89

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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.