Home / 2,739.40-4,110.92-2,258.26

Finding the Fourth Proportional to 2,739.40, 4,110.92 and 2,258.26

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Solution

The fourth proportional to 2,739.40, 4,110.92 and 2,258.26 is: 3,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.40 : 4,110.92 = 2,258.26 : x
  2. Step 2: Convert to fraction form
    2,739.40/4,110.92 = 2,258.26/x
  3. Step 3: Cross multiply
    2,739.40x = 4,110.92 × 2,258.26
  4. Step 4: Simplify right side
    2,739.40x = 9,283,526.20
  5. Step 5: Solve for x
    x = 9,283,526.20/2,739.40
  6. Step 6: Final answer
    x = 3,388.89

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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.