Home / 3,866.43-5,335.38-2,273.14

Finding the Fourth Proportional to 3,866.43, 5,335.38 and 2,273.14

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Solution

The fourth proportional to 3,866.43, 5,335.38 and 2,273.14 is: 3,136.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,866.43 : 5,335.38 = 2,273.14 : x
  2. Step 2: Convert to fraction form
    3,866.43/5,335.38 = 2,273.14/x
  3. Step 3: Cross multiply
    3,866.43x = 5,335.38 × 2,273.14
  4. Step 4: Simplify right side
    3,866.43x = 12,128,090.56
  5. Step 5: Solve for x
    x = 12,128,090.56/3,866.43
  6. Step 6: Final answer
    x = 3,136.77

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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.