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Finding the Fourth Proportional to 3,682.74, 5,525.04 and 1,834.76

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Solution

The fourth proportional to 3,682.74, 5,525.04 and 1,834.76 is: 2,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.74 : 5,525.04 = 1,834.76 : x
  2. Step 2: Convert to fraction form
    3,682.74/5,525.04 = 1,834.76/x
  3. Step 3: Cross multiply
    3,682.74x = 5,525.04 × 1,834.76
  4. Step 4: Simplify right side
    3,682.74x = 10,137,122.39
  5. Step 5: Solve for x
    x = 10,137,122.39/3,682.74
  6. Step 6: Final answer
    x = 2,752.60

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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.