Home / 2,411.14-3,610.78-1,992.11

Finding the Fourth Proportional to 2,411.14, 3,610.78 and 1,992.11

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Solution

The fourth proportional to 2,411.14, 3,610.78 and 1,992.11 is: 2,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.14 : 3,610.78 = 1,992.11 : x
  2. Step 2: Convert to fraction form
    2,411.14/3,610.78 = 1,992.11/x
  3. Step 3: Cross multiply
    2,411.14x = 3,610.78 × 1,992.11
  4. Step 4: Simplify right side
    2,411.14x = 7,193,070.95
  5. Step 5: Solve for x
    x = 7,193,070.95/2,411.14
  6. Step 6: Final answer
    x = 2,983.27

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1.5x scale

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.