Home / 3,999.02-5,522.94-2,743.34

Finding the Fourth Proportional to 3,999.02, 5,522.94 and 2,743.34

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Solution

The fourth proportional to 3,999.02, 5,522.94 and 2,743.34 is: 3,788.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.02 : 5,522.94 = 2,743.34 : x
  2. Step 2: Convert to fraction form
    3,999.02/5,522.94 = 2,743.34/x
  3. Step 3: Cross multiply
    3,999.02x = 5,522.94 × 2,743.34
  4. Step 4: Simplify right side
    3,999.02x = 15,151,274.60
  5. Step 5: Solve for x
    x = 15,151,274.60/3,999.02
  6. Step 6: Final answer
    x = 3,788.75

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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.