Home / 3,788.08-5,683.77-1,324.67

Finding the Fourth Proportional to 3,788.08, 5,683.77 and 1,324.67

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Solution

The fourth proportional to 3,788.08, 5,683.77 and 1,324.67 is: 1,987.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.08 : 5,683.77 = 1,324.67 : x
  2. Step 2: Convert to fraction form
    3,788.08/5,683.77 = 1,324.67/x
  3. Step 3: Cross multiply
    3,788.08x = 5,683.77 × 1,324.67
  4. Step 4: Simplify right side
    3,788.08x = 7,529,091.19
  5. Step 5: Solve for x
    x = 7,529,091.19/3,788.08
  6. Step 6: Final answer
    x = 1,987.58

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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.