Home / 1,879.18-2,593.09-1,170.91

Finding the Fourth Proportional to 1,879.18, 2,593.09 and 1,170.91

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Solution

The fourth proportional to 1,879.18, 2,593.09 and 1,170.91 is: 1,615.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879.18 : 2,593.09 = 1,170.91 : x
  2. Step 2: Convert to fraction form
    1,879.18/2,593.09 = 1,170.91/x
  3. Step 3: Cross multiply
    1,879.18x = 2,593.09 × 1,170.91
  4. Step 4: Simplify right side
    1,879.18x = 3,036,265.60
  5. Step 5: Solve for x
    x = 3,036,265.60/1,879.18
  6. Step 6: Final answer
    x = 1,615.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.