Home / 3,741.22-5,167.02-2,911.96

Finding the Fourth Proportional to 3,741.22, 5,167.02 and 2,911.96

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Solution

The fourth proportional to 3,741.22, 5,167.02 and 2,911.96 is: 4,021.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.22 : 5,167.02 = 2,911.96 : x
  2. Step 2: Convert to fraction form
    3,741.22/5,167.02 = 2,911.96/x
  3. Step 3: Cross multiply
    3,741.22x = 5,167.02 × 2,911.96
  4. Step 4: Simplify right side
    3,741.22x = 15,046,155.56
  5. Step 5: Solve for x
    x = 15,046,155.56/3,741.22
  6. Step 6: Final answer
    x = 4,021.72

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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.