Home / 7,974.11-11,961.77-2,427.93

Finding the Fourth Proportional to 7,974.11, 11,961.77 and 2,427.93

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Solution

The fourth proportional to 7,974.11, 11,961.77 and 2,427.93 is: 3,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.11 : 11,961.77 = 2,427.93 : x
  2. Step 2: Convert to fraction form
    7,974.11/11,961.77 = 2,427.93/x
  3. Step 3: Cross multiply
    7,974.11x = 11,961.77 × 2,427.93
  4. Step 4: Simplify right side
    7,974.11x = 29,042,340.24
  5. Step 5: Solve for x
    x = 29,042,340.24/7,974.11
  6. Step 6: Final answer
    x = 3,642.08

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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.