Home / 4,321.28-6,481.92-1,201.34

Finding the Fourth Proportional to 4,321.28, 6,481.92 and 1,201.34

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Solution

The fourth proportional to 4,321.28, 6,481.92 and 1,201.34 is: 1,802.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.28 : 6,481.92 = 1,201.34 : x
  2. Step 2: Convert to fraction form
    4,321.28/6,481.92 = 1,201.34/x
  3. Step 3: Cross multiply
    4,321.28x = 6,481.92 × 1,201.34
  4. Step 4: Simplify right side
    4,321.28x = 7,786,989.77
  5. Step 5: Solve for x
    x = 7,786,989.77/4,321.28
  6. Step 6: Final answer
    x = 1,802.01

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1.5x scale

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.