Home / 2,741.36-4,116.14-2,191.92

Finding the Fourth Proportional to 2,741.36, 4,116.14 and 2,191.92

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Solution

The fourth proportional to 2,741.36, 4,116.14 and 2,191.92 is: 3,291.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.36 : 4,116.14 = 2,191.92 : x
  2. Step 2: Convert to fraction form
    2,741.36/4,116.14 = 2,191.92/x
  3. Step 3: Cross multiply
    2,741.36x = 4,116.14 × 2,191.92
  4. Step 4: Simplify right side
    2,741.36x = 9,022,249.59
  5. Step 5: Solve for x
    x = 9,022,249.59/2,741.36
  6. Step 6: Final answer
    x = 3,291.16

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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.