Home / 3,735.43-5,603.19-1,138.39

Finding the Fourth Proportional to 3,735.43, 5,603.19 and 1,138.39

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Solution

The fourth proportional to 3,735.43, 5,603.19 and 1,138.39 is: 1,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.43 : 5,603.19 = 1,138.39 : x
  2. Step 2: Convert to fraction form
    3,735.43/5,603.19 = 1,138.39/x
  3. Step 3: Cross multiply
    3,735.43x = 5,603.19 × 1,138.39
  4. Step 4: Simplify right side
    3,735.43x = 6,378,615.46
  5. Step 5: Solve for x
    x = 6,378,615.46/3,735.43
  6. Step 6: Final answer
    x = 1,707.60

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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.