Home / 3,383.28-5,074.64-1,161.93

Finding the Fourth Proportional to 3,383.28, 5,074.64 and 1,161.93

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Solution

The fourth proportional to 3,383.28, 5,074.64 and 1,161.93 is: 1,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.28 : 5,074.64 = 1,161.93 : x
  2. Step 2: Convert to fraction form
    3,383.28/5,074.64 = 1,161.93/x
  3. Step 3: Cross multiply
    3,383.28x = 5,074.64 × 1,161.93
  4. Step 4: Simplify right side
    3,383.28x = 5,896,370.65
  5. Step 5: Solve for x
    x = 5,896,370.65/3,383.28
  6. Step 6: Final answer
    x = 1,742.80

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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.