Home / 3,442.97-4,746.94-2,812.86

Finding the Fourth Proportional to 3,442.97, 4,746.94 and 2,812.86

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Solution

The fourth proportional to 3,442.97, 4,746.94 and 2,812.86 is: 3,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.97 : 4,746.94 = 2,812.86 : x
  2. Step 2: Convert to fraction form
    3,442.97/4,746.94 = 2,812.86/x
  3. Step 3: Cross multiply
    3,442.97x = 4,746.94 × 2,812.86
  4. Step 4: Simplify right side
    3,442.97x = 13,352,470.62
  5. Step 5: Solve for x
    x = 13,352,470.62/3,442.97
  6. Step 6: Final answer
    x = 3,878.18

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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.