Home / 1,335.46-2,003.66-1,183.28

Finding the Fourth Proportional to 1,335.46, 2,003.66 and 1,183.28

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Solution

The fourth proportional to 1,335.46, 2,003.66 and 1,183.28 is: 1,775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335.46 : 2,003.66 = 1,183.28 : x
  2. Step 2: Convert to fraction form
    1,335.46/2,003.66 = 1,183.28/x
  3. Step 3: Cross multiply
    1,335.46x = 2,003.66 × 1,183.28
  4. Step 4: Simplify right side
    1,335.46x = 2,370,890.80
  5. Step 5: Solve for x
    x = 2,370,890.80/1,335.46
  6. Step 6: Final answer
    x = 1,775.34

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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.