Home / 3,258.81-4,882.33-2,742.03

Finding the Fourth Proportional to 3,258.81, 4,882.33 and 2,742.03

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Solution

The fourth proportional to 3,258.81, 4,882.33 and 2,742.03 is: 4,108.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.81 : 4,882.33 = 2,742.03 : x
  2. Step 2: Convert to fraction form
    3,258.81/4,882.33 = 2,742.03/x
  3. Step 3: Cross multiply
    3,258.81x = 4,882.33 × 2,742.03
  4. Step 4: Simplify right side
    3,258.81x = 13,387,495.33
  5. Step 5: Solve for x
    x = 13,387,495.33/3,258.81
  6. Step 6: Final answer
    x = 4,108.09

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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.