Home / 2,585.14-3,879.44-2,575.62

Finding the Fourth Proportional to 2,585.14, 3,879.44 and 2,575.62

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Solution

The fourth proportional to 2,585.14, 3,879.44 and 2,575.62 is: 3,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585.14 : 3,879.44 = 2,575.62 : x
  2. Step 2: Convert to fraction form
    2,585.14/3,879.44 = 2,575.62/x
  3. Step 3: Cross multiply
    2,585.14x = 3,879.44 × 2,575.62
  4. Step 4: Simplify right side
    2,585.14x = 9,991,984.24
  5. Step 5: Solve for x
    x = 9,991,984.24/2,585.14
  6. Step 6: Final answer
    x = 3,865.17

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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.