Home / 3,785.70-5,202.35-3,612.06

Finding the Fourth Proportional to 3,785.70, 5,202.35 and 3,612.06

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Solution

The fourth proportional to 3,785.70, 5,202.35 and 3,612.06 is: 4,963.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.70 : 5,202.35 = 3,612.06 : x
  2. Step 2: Convert to fraction form
    3,785.70/5,202.35 = 3,612.06/x
  3. Step 3: Cross multiply
    3,785.70x = 5,202.35 × 3,612.06
  4. Step 4: Simplify right side
    3,785.70x = 18,791,182.28
  5. Step 5: Solve for x
    x = 18,791,182.28/3,785.70
  6. Step 6: Final answer
    x = 4,963.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.