Home / 3,788.23-5,683.79-1,323.29

Finding the Fourth Proportional to 3,788.23, 5,683.79 and 1,323.29

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Solution

The fourth proportional to 3,788.23, 5,683.79 and 1,323.29 is: 1,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.23 : 5,683.79 = 1,323.29 : x
  2. Step 2: Convert to fraction form
    3,788.23/5,683.79 = 1,323.29/x
  3. Step 3: Cross multiply
    3,788.23x = 5,683.79 × 1,323.29
  4. Step 4: Simplify right side
    3,788.23x = 7,521,310.06
  5. Step 5: Solve for x
    x = 7,521,310.06/3,788.23
  6. Step 6: Final answer
    x = 1,985.44

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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.