Home / 2,619.13-3,610.68-2,083.32

Finding the Fourth Proportional to 2,619.13, 3,610.68 and 2,083.32

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Solution

The fourth proportional to 2,619.13, 3,610.68 and 2,083.32 is: 2,872.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.13 : 3,610.68 = 2,083.32 : x
  2. Step 2: Convert to fraction form
    2,619.13/3,610.68 = 2,083.32/x
  3. Step 3: Cross multiply
    2,619.13x = 3,610.68 × 2,083.32
  4. Step 4: Simplify right side
    2,619.13x = 7,522,173.39
  5. Step 5: Solve for x
    x = 7,522,173.39/2,619.13
  6. Step 6: Final answer
    x = 2,872.01

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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.