Home / 2,712.05-3,742.54-1,516.96

Finding the Fourth Proportional to 2,712.05, 3,742.54 and 1,516.96

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Solution

The fourth proportional to 2,712.05, 3,742.54 and 1,516.96 is: 2,093.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.05 : 3,742.54 = 1,516.96 : x
  2. Step 2: Convert to fraction form
    2,712.05/3,742.54 = 1,516.96/x
  3. Step 3: Cross multiply
    2,712.05x = 3,742.54 × 1,516.96
  4. Step 4: Simplify right side
    2,712.05x = 5,677,284.36
  5. Step 5: Solve for x
    x = 5,677,284.36/2,712.05
  6. Step 6: Final answer
    x = 2,093.36

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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.