Home / 3,029.33-4,543.96-808.38

Finding the Fourth Proportional to 3,029.33, 4,543.96 and 808.38

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Solution

The fourth proportional to 3,029.33, 4,543.96 and 808.38 is: 1,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.33 : 4,543.96 = 808.38 : x
  2. Step 2: Convert to fraction form
    3,029.33/4,543.96 = 808.38/x
  3. Step 3: Cross multiply
    3,029.33x = 4,543.96 × 808.38
  4. Step 4: Simplify right side
    3,029.33x = 3,673,246.38
  5. Step 5: Solve for x
    x = 3,673,246.38/3,029.33
  6. Step 6: Final answer
    x = 1,212.56

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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.