Home / 2,837.64-3,917.22-2,660.52

Finding the Fourth Proportional to 2,837.64, 3,917.22 and 2,660.52

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Solution

The fourth proportional to 2,837.64, 3,917.22 and 2,660.52 is: 3,672.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.64 : 3,917.22 = 2,660.52 : x
  2. Step 2: Convert to fraction form
    2,837.64/3,917.22 = 2,660.52/x
  3. Step 3: Cross multiply
    2,837.64x = 3,917.22 × 2,660.52
  4. Step 4: Simplify right side
    2,837.64x = 10,421,842.15
  5. Step 5: Solve for x
    x = 10,421,842.15/2,837.64
  6. Step 6: Final answer
    x = 3,672.71

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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.