Home / 3,768.86-5,202.39-2,446.13

Finding the Fourth Proportional to 3,768.86, 5,202.39 and 2,446.13

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Solution

The fourth proportional to 3,768.86, 5,202.39 and 2,446.13 is: 3,376.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.86 : 5,202.39 = 2,446.13 : x
  2. Step 2: Convert to fraction form
    3,768.86/5,202.39 = 2,446.13/x
  3. Step 3: Cross multiply
    3,768.86x = 5,202.39 × 2,446.13
  4. Step 4: Simplify right side
    3,768.86x = 12,725,722.25
  5. Step 5: Solve for x
    x = 12,725,722.25/3,768.86
  6. Step 6: Final answer
    x = 3,376.54

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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.