Home / 3,398.46-5,097.69-1,091.58

Finding the Fourth Proportional to 3,398.46, 5,097.69 and 1,091.58

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Solution

The fourth proportional to 3,398.46, 5,097.69 and 1,091.58 is: 1,637.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.46 : 5,097.69 = 1,091.58 : x
  2. Step 2: Convert to fraction form
    3,398.46/5,097.69 = 1,091.58/x
  3. Step 3: Cross multiply
    3,398.46x = 5,097.69 × 1,091.58
  4. Step 4: Simplify right side
    3,398.46x = 5,564,536.45
  5. Step 5: Solve for x
    x = 5,564,536.45/3,398.46
  6. Step 6: Final answer
    x = 1,637.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.