Home / 3,702.14-5,553.21-1,511.90

Finding the Fourth Proportional to 3,702.14, 5,553.21 and 1,511.90

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Solution

The fourth proportional to 3,702.14, 5,553.21 and 1,511.90 is: 2,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.14 : 5,553.21 = 1,511.90 : x
  2. Step 2: Convert to fraction form
    3,702.14/5,553.21 = 1,511.90/x
  3. Step 3: Cross multiply
    3,702.14x = 5,553.21 × 1,511.90
  4. Step 4: Simplify right side
    3,702.14x = 8,395,898.20
  5. Step 5: Solve for x
    x = 8,395,898.20/3,702.14
  6. Step 6: Final answer
    x = 2,267.85

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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.