Home / 1,814.99-2,721.26-1,165.37

Finding the Fourth Proportional to 1,814.99, 2,721.26 and 1,165.37

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Solution

The fourth proportional to 1,814.99, 2,721.26 and 1,165.37 is: 1,747.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814.99 : 2,721.26 = 1,165.37 : x
  2. Step 2: Convert to fraction form
    1,814.99/2,721.26 = 1,165.37/x
  3. Step 3: Cross multiply
    1,814.99x = 2,721.26 × 1,165.37
  4. Step 4: Simplify right side
    1,814.99x = 3,171,255.33
  5. Step 5: Solve for x
    x = 3,171,255.33/1,814.99
  6. Step 6: Final answer
    x = 1,747.26

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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.