Home / 3,867.13-5,335.41-2,273.27

Finding the Fourth Proportional to 3,867.13, 5,335.41 and 2,273.27

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Solution

The fourth proportional to 3,867.13, 5,335.41 and 2,273.27 is: 3,136.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.13 : 5,335.41 = 2,273.27 : x
  2. Step 2: Convert to fraction form
    3,867.13/5,335.41 = 2,273.27/x
  3. Step 3: Cross multiply
    3,867.13x = 5,335.41 × 2,273.27
  4. Step 4: Simplify right side
    3,867.13x = 12,128,802.94
  5. Step 5: Solve for x
    x = 12,128,802.94/3,867.13
  6. Step 6: Final answer
    x = 3,136.39

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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.