Home / 2,914.13-4,367.35-1,181.81

Finding the Fourth Proportional to 2,914.13, 4,367.35 and 1,181.81

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Solution

The fourth proportional to 2,914.13, 4,367.35 and 1,181.81 is: 1,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.13 : 4,367.35 = 1,181.81 : x
  2. Step 2: Convert to fraction form
    2,914.13/4,367.35 = 1,181.81/x
  3. Step 3: Cross multiply
    2,914.13x = 4,367.35 × 1,181.81
  4. Step 4: Simplify right side
    2,914.13x = 5,161,377.90
  5. Step 5: Solve for x
    x = 5,161,377.90/2,914.13
  6. Step 6: Final answer
    x = 1,771.16

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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.