Home / 1,892.22-2,837.19-575.58

Finding the Fourth Proportional to 1,892.22, 2,837.19 and 575.58

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Solution

The fourth proportional to 1,892.22, 2,837.19 and 575.58 is: 863.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.22 : 2,837.19 = 575.58 : x
  2. Step 2: Convert to fraction form
    1,892.22/2,837.19 = 575.58/x
  3. Step 3: Cross multiply
    1,892.22x = 2,837.19 × 575.58
  4. Step 4: Simplify right side
    1,892.22x = 1,633,029.82
  5. Step 5: Solve for x
    x = 1,633,029.82/1,892.22
  6. Step 6: Final answer
    x = 863.02

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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.