Home / 3,696.66-5,545.38-1,505.06

Finding the Fourth Proportional to 3,696.66, 5,545.38 and 1,505.06

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Solution

The fourth proportional to 3,696.66, 5,545.38 and 1,505.06 is: 2,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.66 : 5,545.38 = 1,505.06 : x
  2. Step 2: Convert to fraction form
    3,696.66/5,545.38 = 1,505.06/x
  3. Step 3: Cross multiply
    3,696.66x = 5,545.38 × 1,505.06
  4. Step 4: Simplify right side
    3,696.66x = 8,346,129.62
  5. Step 5: Solve for x
    x = 8,346,129.62/3,696.66
  6. Step 6: Final answer
    x = 2,257.75

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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.