Home / 2,741.19-4,107.06-1,917.96

Finding the Fourth Proportional to 2,741.19, 4,107.06 and 1,917.96

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Solution

The fourth proportional to 2,741.19, 4,107.06 and 1,917.96 is: 2,873.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.19 : 4,107.06 = 1,917.96 : x
  2. Step 2: Convert to fraction form
    2,741.19/4,107.06 = 1,917.96/x
  3. Step 3: Cross multiply
    2,741.19x = 4,107.06 × 1,917.96
  4. Step 4: Simplify right side
    2,741.19x = 7,877,176.80
  5. Step 5: Solve for x
    x = 7,877,176.80/2,741.19
  6. Step 6: Final answer
    x = 2,873.63

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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.