Home / 3,200.32-4,792.73-2,648.44

Finding the Fourth Proportional to 3,200.32, 4,792.73 and 2,648.44

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Solution

The fourth proportional to 3,200.32, 4,792.73 and 2,648.44 is: 3,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.32 : 4,792.73 = 2,648.44 : x
  2. Step 2: Convert to fraction form
    3,200.32/4,792.73 = 2,648.44/x
  3. Step 3: Cross multiply
    3,200.32x = 4,792.73 × 2,648.44
  4. Step 4: Simplify right side
    3,200.32x = 12,693,233.88
  5. Step 5: Solve for x
    x = 12,693,233.88/3,200.32
  6. Step 6: Final answer
    x = 3,966.25

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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.