Home / 2,835.92-4,249.56-1,974.08

Finding the Fourth Proportional to 2,835.92, 4,249.56 and 1,974.08

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Solution

The fourth proportional to 2,835.92, 4,249.56 and 1,974.08 is: 2,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.92 : 4,249.56 = 1,974.08 : x
  2. Step 2: Convert to fraction form
    2,835.92/4,249.56 = 1,974.08/x
  3. Step 3: Cross multiply
    2,835.92x = 4,249.56 × 1,974.08
  4. Step 4: Simplify right side
    2,835.92x = 8,388,971.40
  5. Step 5: Solve for x
    x = 8,388,971.40/2,835.92
  6. Step 6: Final answer
    x = 2,958.11

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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.