Home / 3,651.87-5,476.19-2,265.15

Finding the Fourth Proportional to 3,651.87, 5,476.19 and 2,265.15

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Solution

The fourth proportional to 3,651.87, 5,476.19 and 2,265.15 is: 3,396.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.87 : 5,476.19 = 2,265.15 : x
  2. Step 2: Convert to fraction form
    3,651.87/5,476.19 = 2,265.15/x
  3. Step 3: Cross multiply
    3,651.87x = 5,476.19 × 2,265.15
  4. Step 4: Simplify right side
    3,651.87x = 12,404,391.78
  5. Step 5: Solve for x
    x = 12,404,391.78/3,651.87
  6. Step 6: Final answer
    x = 3,396.72

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1.5x scale

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.