Home / 3,397.29-4,684.46-3,261.21

Finding the Fourth Proportional to 3,397.29, 4,684.46 and 3,261.21

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Solution

The fourth proportional to 3,397.29, 4,684.46 and 3,261.21 is: 4,496.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.29 : 4,684.46 = 3,261.21 : x
  2. Step 2: Convert to fraction form
    3,397.29/4,684.46 = 3,261.21/x
  3. Step 3: Cross multiply
    3,397.29x = 4,684.46 × 3,261.21
  4. Step 4: Simplify right side
    3,397.29x = 15,277,007.80
  5. Step 5: Solve for x
    x = 15,277,007.80/3,397.29
  6. Step 6: Final answer
    x = 4,496.82

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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.