Home / 3,765.11-5,648.56-1,299.95

Finding the Fourth Proportional to 3,765.11, 5,648.56 and 1,299.95

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Solution

The fourth proportional to 3,765.11, 5,648.56 and 1,299.95 is: 1,950.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.11 : 5,648.56 = 1,299.95 : x
  2. Step 2: Convert to fraction form
    3,765.11/5,648.56 = 1,299.95/x
  3. Step 3: Cross multiply
    3,765.11x = 5,648.56 × 1,299.95
  4. Step 4: Simplify right side
    3,765.11x = 7,342,835.26
  5. Step 5: Solve for x
    x = 7,342,835.26/3,765.11
  6. Step 6: Final answer
    x = 1,950.23

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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.