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Finding the Fourth Proportional to 2,044.08, 3,066.96 and 746.64

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Solution

The fourth proportional to 2,044.08, 3,066.96 and 746.64 is: 1,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.08 : 3,066.96 = 746.64 : x
  2. Step 2: Convert to fraction form
    2,044.08/3,066.96 = 746.64/x
  3. Step 3: Cross multiply
    2,044.08x = 3,066.96 × 746.64
  4. Step 4: Simplify right side
    2,044.08x = 2,289,915.01
  5. Step 5: Solve for x
    x = 2,289,915.01/2,044.08
  6. Step 6: Final answer
    x = 1,120.27

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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.