Home / 4,092.18-6,141.93-2,145.75

Finding the Fourth Proportional to 4,092.18, 6,141.93 and 2,145.75

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Solution

The fourth proportional to 4,092.18, 6,141.93 and 2,145.75 is: 3,220.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.18 : 6,141.93 = 2,145.75 : x
  2. Step 2: Convert to fraction form
    4,092.18/6,141.93 = 2,145.75/x
  3. Step 3: Cross multiply
    4,092.18x = 6,141.93 × 2,145.75
  4. Step 4: Simplify right side
    4,092.18x = 13,179,046.30
  5. Step 5: Solve for x
    x = 13,179,046.30/4,092.18
  6. Step 6: Final answer
    x = 3,220.54

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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.