Home / 3,843.32-5,302.20-2,837.43

Finding the Fourth Proportional to 3,843.32, 5,302.20 and 2,837.43

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Solution

The fourth proportional to 3,843.32, 5,302.20 and 2,837.43 is: 3,914.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843.32 : 5,302.20 = 2,837.43 : x
  2. Step 2: Convert to fraction form
    3,843.32/5,302.20 = 2,837.43/x
  3. Step 3: Cross multiply
    3,843.32x = 5,302.20 × 2,837.43
  4. Step 4: Simplify right side
    3,843.32x = 15,044,621.35
  5. Step 5: Solve for x
    x = 15,044,621.35/3,843.32
  6. Step 6: Final answer
    x = 3,914.49

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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.