Home / 3,837.52-5,293.80-2,438.80

Finding the Fourth Proportional to 3,837.52, 5,293.80 and 2,438.80

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Solution

The fourth proportional to 3,837.52, 5,293.80 and 2,438.80 is: 3,364.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.52 : 5,293.80 = 2,438.80 : x
  2. Step 2: Convert to fraction form
    3,837.52/5,293.80 = 2,438.80/x
  3. Step 3: Cross multiply
    3,837.52x = 5,293.80 × 2,438.80
  4. Step 4: Simplify right side
    3,837.52x = 12,910,519.44
  5. Step 5: Solve for x
    x = 12,910,519.44/3,837.52
  6. Step 6: Final answer
    x = 3,364.29

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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.