Home / 3,750.12-5,625.23-1,801.87

Finding the Fourth Proportional to 3,750.12, 5,625.23 and 1,801.87

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Solution

The fourth proportional to 3,750.12, 5,625.23 and 1,801.87 is: 2,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.12 : 5,625.23 = 1,801.87 : x
  2. Step 2: Convert to fraction form
    3,750.12/5,625.23 = 1,801.87/x
  3. Step 3: Cross multiply
    3,750.12x = 5,625.23 × 1,801.87
  4. Step 4: Simplify right side
    3,750.12x = 10,135,933.18
  5. Step 5: Solve for x
    x = 10,135,933.18/3,750.12
  6. Step 6: Final answer
    x = 2,702.83

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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.