Home / 3,699.18-5,104.22-2,282.85

Finding the Fourth Proportional to 3,699.18, 5,104.22 and 2,282.85

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Solution

The fourth proportional to 3,699.18, 5,104.22 and 2,282.85 is: 3,149.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.18 : 5,104.22 = 2,282.85 : x
  2. Step 2: Convert to fraction form
    3,699.18/5,104.22 = 2,282.85/x
  3. Step 3: Cross multiply
    3,699.18x = 5,104.22 × 2,282.85
  4. Step 4: Simplify right side
    3,699.18x = 11,652,157.21
  5. Step 5: Solve for x
    x = 11,652,157.21/3,699.18
  6. Step 6: Final answer
    x = 3,149.93

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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.