Home / 2,869.74-4,301.52-1,879.44

Finding the Fourth Proportional to 2,869.74, 4,301.52 and 1,879.44

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Solution

The fourth proportional to 2,869.74, 4,301.52 and 1,879.44 is: 2,817.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.74 : 4,301.52 = 1,879.44 : x
  2. Step 2: Convert to fraction form
    2,869.74/4,301.52 = 1,879.44/x
  3. Step 3: Cross multiply
    2,869.74x = 4,301.52 × 1,879.44
  4. Step 4: Simplify right side
    2,869.74x = 8,084,448.75
  5. Step 5: Solve for x
    x = 8,084,448.75/2,869.74
  6. Step 6: Final answer
    x = 2,817.14

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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.