Home / 3,367.28-4,645.74-2,040.48

Finding the Fourth Proportional to 3,367.28, 4,645.74 and 2,040.48

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Solution

The fourth proportional to 3,367.28, 4,645.74 and 2,040.48 is: 2,815.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.28 : 4,645.74 = 2,040.48 : x
  2. Step 2: Convert to fraction form
    3,367.28/4,645.74 = 2,040.48/x
  3. Step 3: Cross multiply
    3,367.28x = 4,645.74 × 2,040.48
  4. Step 4: Simplify right side
    3,367.28x = 9,479,539.56
  5. Step 5: Solve for x
    x = 9,479,539.56/3,367.28
  6. Step 6: Final answer
    x = 2,815.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.