Home / 3,380.33-4,662.51-3,101.49

Finding the Fourth Proportional to 3,380.33, 4,662.51 and 3,101.49

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Solution

The fourth proportional to 3,380.33, 4,662.51 and 3,101.49 is: 4,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.33 : 4,662.51 = 3,101.49 : x
  2. Step 2: Convert to fraction form
    3,380.33/4,662.51 = 3,101.49/x
  3. Step 3: Cross multiply
    3,380.33x = 4,662.51 × 3,101.49
  4. Step 4: Simplify right side
    3,380.33x = 14,460,733.96
  5. Step 5: Solve for x
    x = 14,460,733.96/3,380.33
  6. Step 6: Final answer
    x = 4,277.90

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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.