Home / 3,785.55-5,224.21-2,292.62

Finding the Fourth Proportional to 3,785.55, 5,224.21 and 2,292.62

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Solution

The fourth proportional to 3,785.55, 5,224.21 and 2,292.62 is: 3,163.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.55 : 5,224.21 = 2,292.62 : x
  2. Step 2: Convert to fraction form
    3,785.55/5,224.21 = 2,292.62/x
  3. Step 3: Cross multiply
    3,785.55x = 5,224.21 × 2,292.62
  4. Step 4: Simplify right side
    3,785.55x = 11,977,135.66
  5. Step 5: Solve for x
    x = 11,977,135.66/3,785.55
  6. Step 6: Final answer
    x = 3,163.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.