Home / 3,675.50-5,511.52-1,333.87

Finding the Fourth Proportional to 3,675.50, 5,511.52 and 1,333.87

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Solution

The fourth proportional to 3,675.50, 5,511.52 and 1,333.87 is: 2,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.50 : 5,511.52 = 1,333.87 : x
  2. Step 2: Convert to fraction form
    3,675.50/5,511.52 = 1,333.87/x
  3. Step 3: Cross multiply
    3,675.50x = 5,511.52 × 1,333.87
  4. Step 4: Simplify right side
    3,675.50x = 7,351,661.20
  5. Step 5: Solve for x
    x = 7,351,661.20/3,675.50
  6. Step 6: Final answer
    x = 2,000.18

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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.