Home / 2,261.10-3,389.33-799.25

Finding the Fourth Proportional to 2,261.10, 3,389.33 and 799.25

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Solution

The fourth proportional to 2,261.10, 3,389.33 and 799.25 is: 1,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.10 : 3,389.33 = 799.25 : x
  2. Step 2: Convert to fraction form
    2,261.10/3,389.33 = 799.25/x
  3. Step 3: Cross multiply
    2,261.10x = 3,389.33 × 799.25
  4. Step 4: Simplify right side
    2,261.10x = 2,708,901.06
  5. Step 5: Solve for x
    x = 2,708,901.06/2,261.10
  6. Step 6: Final answer
    x = 1,198.05

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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.