Home / 3,138.44-4,708.26-1,192.01

Finding the Fourth Proportional to 3,138.44, 4,708.26 and 1,192.01

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Solution

The fourth proportional to 3,138.44, 4,708.26 and 1,192.01 is: 1,788.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138.44 : 4,708.26 = 1,192.01 : x
  2. Step 2: Convert to fraction form
    3,138.44/4,708.26 = 1,192.01/x
  3. Step 3: Cross multiply
    3,138.44x = 4,708.26 × 1,192.01
  4. Step 4: Simplify right side
    3,138.44x = 5,612,269.46
  5. Step 5: Solve for x
    x = 5,612,269.46/3,138.44
  6. Step 6: Final answer
    x = 1,788.24

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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.