Home / 3,766.10-5,645.06-2,122.22

Finding the Fourth Proportional to 3,766.10, 5,645.06 and 2,122.22

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Solution

The fourth proportional to 3,766.10, 5,645.06 and 2,122.22 is: 3,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.10 : 5,645.06 = 2,122.22 : x
  2. Step 2: Convert to fraction form
    3,766.10/5,645.06 = 2,122.22/x
  3. Step 3: Cross multiply
    3,766.10x = 5,645.06 × 2,122.22
  4. Step 4: Simplify right side
    3,766.10x = 11,980,059.23
  5. Step 5: Solve for x
    x = 11,980,059.23/3,766.10
  6. Step 6: Final answer
    x = 3,181.03

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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.