Home / 2,712.18-3,742.62-1,593.17

Finding the Fourth Proportional to 2,712.18, 3,742.62 and 1,593.17

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Solution

The fourth proportional to 2,712.18, 3,742.62 and 1,593.17 is: 2,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.18 : 3,742.62 = 1,593.17 : x
  2. Step 2: Convert to fraction form
    2,712.18/3,742.62 = 1,593.17/x
  3. Step 3: Cross multiply
    2,712.18x = 3,742.62 × 1,593.17
  4. Step 4: Simplify right side
    2,712.18x = 5,962,628.21
  5. Step 5: Solve for x
    x = 5,962,628.21/2,712.18
  6. Step 6: Final answer
    x = 2,198.46

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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.