Home / 3,476.96-5,215.45-1,629.38

Finding the Fourth Proportional to 3,476.96, 5,215.45 and 1,629.38

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Solution

The fourth proportional to 3,476.96, 5,215.45 and 1,629.38 is: 2,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.96 : 5,215.45 = 1,629.38 : x
  2. Step 2: Convert to fraction form
    3,476.96/5,215.45 = 1,629.38/x
  3. Step 3: Cross multiply
    3,476.96x = 5,215.45 × 1,629.38
  4. Step 4: Simplify right side
    3,476.96x = 8,497,919.77
  5. Step 5: Solve for x
    x = 8,497,919.77/3,476.96
  6. Step 6: Final answer
    x = 2,444.06

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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.