Home / 2,836.32-3,914.32-1,657.52

Finding the Fourth Proportional to 2,836.32, 3,914.32 and 1,657.52

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Solution

The fourth proportional to 2,836.32, 3,914.32 and 1,657.52 is: 2,287.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.32 : 3,914.32 = 1,657.52 : x
  2. Step 2: Convert to fraction form
    2,836.32/3,914.32 = 1,657.52/x
  3. Step 3: Cross multiply
    2,836.32x = 3,914.32 × 1,657.52
  4. Step 4: Simplify right side
    2,836.32x = 6,488,063.69
  5. Step 5: Solve for x
    x = 6,488,063.69/2,836.32
  6. Step 6: Final answer
    x = 2,287.49

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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.