Home / 3,383.90-5,079.50-2,842.01

Finding the Fourth Proportional to 3,383.90, 5,079.50 and 2,842.01

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Solution

The fourth proportional to 3,383.90, 5,079.50 and 2,842.01 is: 4,266.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.90 : 5,079.50 = 2,842.01 : x
  2. Step 2: Convert to fraction form
    3,383.90/5,079.50 = 2,842.01/x
  3. Step 3: Cross multiply
    3,383.90x = 5,079.50 × 2,842.01
  4. Step 4: Simplify right side
    3,383.90x = 14,435,989.80
  5. Step 5: Solve for x
    x = 14,435,989.80/3,383.90
  6. Step 6: Final answer
    x = 4,266.08

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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.