Home / 4,068.89-5,612.91-2,743.02

Finding the Fourth Proportional to 4,068.89, 5,612.91 and 2,743.02

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Solution

The fourth proportional to 4,068.89, 5,612.91 and 2,743.02 is: 3,783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.89 : 5,612.91 = 2,743.02 : x
  2. Step 2: Convert to fraction form
    4,068.89/5,612.91 = 2,743.02/x
  3. Step 3: Cross multiply
    4,068.89x = 5,612.91 × 2,743.02
  4. Step 4: Simplify right side
    4,068.89x = 15,396,324.39
  5. Step 5: Solve for x
    x = 15,396,324.39/4,068.89
  6. Step 6: Final answer
    x = 3,783.91

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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.