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Finding the Fourth Proportional to 1,671.03, 2,504.52 and 1,474.20

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Solution

The fourth proportional to 1,671.03, 2,504.52 and 1,474.20 is: 2,209.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671.03 : 2,504.52 = 1,474.20 : x
  2. Step 2: Convert to fraction form
    1,671.03/2,504.52 = 1,474.20/x
  3. Step 3: Cross multiply
    1,671.03x = 2,504.52 × 1,474.20
  4. Step 4: Simplify right side
    1,671.03x = 3,692,163.38
  5. Step 5: Solve for x
    x = 3,692,163.38/1,671.03
  6. Step 6: Final answer
    x = 2,209.51

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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.