Home / 3,926.02-5,881.33-2,279.11

Finding the Fourth Proportional to 3,926.02, 5,881.33 and 2,279.11

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Solution

The fourth proportional to 3,926.02, 5,881.33 and 2,279.11 is: 3,414.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.02 : 5,881.33 = 2,279.11 : x
  2. Step 2: Convert to fraction form
    3,926.02/5,881.33 = 2,279.11/x
  3. Step 3: Cross multiply
    3,926.02x = 5,881.33 × 2,279.11
  4. Step 4: Simplify right side
    3,926.02x = 13,404,157.21
  5. Step 5: Solve for x
    x = 13,404,157.21/3,926.02
  6. Step 6: Final answer
    x = 3,414.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.