Home / 3,771.33-5,202.66-2,445.45

Finding the Fourth Proportional to 3,771.33, 5,202.66 and 2,445.45

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Solution

The fourth proportional to 3,771.33, 5,202.66 and 2,445.45 is: 3,373.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.33 : 5,202.66 = 2,445.45 : x
  2. Step 2: Convert to fraction form
    3,771.33/5,202.66 = 2,445.45/x
  3. Step 3: Cross multiply
    3,771.33x = 5,202.66 × 2,445.45
  4. Step 4: Simplify right side
    3,771.33x = 12,722,844.90
  5. Step 5: Solve for x
    x = 12,722,844.90/3,771.33
  6. Step 6: Final answer
    x = 3,373.57

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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.