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Finding the Fourth Proportional to 3,751.63, 5,177.30 and 2,073.04

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Solution

The fourth proportional to 3,751.63, 5,177.30 and 2,073.04 is: 2,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.63 : 5,177.30 = 2,073.04 : x
  2. Step 2: Convert to fraction form
    3,751.63/5,177.30 = 2,073.04/x
  3. Step 3: Cross multiply
    3,751.63x = 5,177.30 × 2,073.04
  4. Step 4: Simplify right side
    3,751.63x = 10,732,749.99
  5. Step 5: Solve for x
    x = 10,732,749.99/3,751.63
  6. Step 6: Final answer
    x = 2,860.82

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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.