Home / 3,741.12-5,611.07-1,766.75

Finding the Fourth Proportional to 3,741.12, 5,611.07 and 1,766.75

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Solution

The fourth proportional to 3,741.12, 5,611.07 and 1,766.75 is: 2,649.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.12 : 5,611.07 = 1,766.75 : x
  2. Step 2: Convert to fraction form
    3,741.12/5,611.07 = 1,766.75/x
  3. Step 3: Cross multiply
    3,741.12x = 5,611.07 × 1,766.75
  4. Step 4: Simplify right side
    3,741.12x = 9,913,334.28
  5. Step 5: Solve for x
    x = 9,913,334.28/3,741.12
  6. Step 6: Final answer
    x = 2,649.83

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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.