Home / 3,388.45-4,676.04-2,061.89

Finding the Fourth Proportional to 3,388.45, 4,676.04 and 2,061.89

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Solution

The fourth proportional to 3,388.45, 4,676.04 and 2,061.89 is: 2,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.45 : 4,676.04 = 2,061.89 : x
  2. Step 2: Convert to fraction form
    3,388.45/4,676.04 = 2,061.89/x
  3. Step 3: Cross multiply
    3,388.45x = 4,676.04 × 2,061.89
  4. Step 4: Simplify right side
    3,388.45x = 9,641,480.12
  5. Step 5: Solve for x
    x = 9,641,480.12/3,388.45
  6. Step 6: Final answer
    x = 2,845.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.