Home / 3,272.72-4,518.60-2,095.28

Finding the Fourth Proportional to 3,272.72, 4,518.60 and 2,095.28

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Solution

The fourth proportional to 3,272.72, 4,518.60 and 2,095.28 is: 2,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.72 : 4,518.60 = 2,095.28 : x
  2. Step 2: Convert to fraction form
    3,272.72/4,518.60 = 2,095.28/x
  3. Step 3: Cross multiply
    3,272.72x = 4,518.60 × 2,095.28
  4. Step 4: Simplify right side
    3,272.72x = 9,467,732.21
  5. Step 5: Solve for x
    x = 9,467,732.21/3,272.72
  6. Step 6: Final answer
    x = 2,892.92

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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.