Home / 2,531.96-3,493.14-1,536.56

Finding the Fourth Proportional to 2,531.96, 3,493.14 and 1,536.56

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Solution

The fourth proportional to 2,531.96, 3,493.14 and 1,536.56 is: 2,119.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.96 : 3,493.14 = 1,536.56 : x
  2. Step 2: Convert to fraction form
    2,531.96/3,493.14 = 1,536.56/x
  3. Step 3: Cross multiply
    2,531.96x = 3,493.14 × 1,536.56
  4. Step 4: Simplify right side
    2,531.96x = 5,367,419.20
  5. Step 5: Solve for x
    x = 5,367,419.20/2,531.96
  6. Step 6: Final answer
    x = 2,119.87

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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.