Home / 1,834.10-2,749.71-1,255.22

Finding the Fourth Proportional to 1,834.10, 2,749.71 and 1,255.22

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Solution

The fourth proportional to 1,834.10, 2,749.71 and 1,255.22 is: 1,881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.10 : 2,749.71 = 1,255.22 : x
  2. Step 2: Convert to fraction form
    1,834.10/2,749.71 = 1,255.22/x
  3. Step 3: Cross multiply
    1,834.10x = 2,749.71 × 1,255.22
  4. Step 4: Simplify right side
    1,834.10x = 3,451,490.99
  5. Step 5: Solve for x
    x = 3,451,490.99/1,834.10
  6. Step 6: Final answer
    x = 1,881.84

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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.