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Finding the Fourth Proportional to 3,576.51, 4,934.52 and 2,004.57

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Solution

The fourth proportional to 3,576.51, 4,934.52 and 2,004.57 is: 2,765.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.51 : 4,934.52 = 2,004.57 : x
  2. Step 2: Convert to fraction form
    3,576.51/4,934.52 = 2,004.57/x
  3. Step 3: Cross multiply
    3,576.51x = 4,934.52 × 2,004.57
  4. Step 4: Simplify right side
    3,576.51x = 9,891,590.76
  5. Step 5: Solve for x
    x = 9,891,590.76/3,576.51
  6. Step 6: Final answer
    x = 2,765.71

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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.