Home / 7,974.60-11,006.22-5,743.92

Finding the Fourth Proportional to 7,974.60, 11,006.22 and 5,743.92

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Solution

The fourth proportional to 7,974.60, 11,006.22 and 5,743.92 is: 7,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.60 : 11,006.22 = 5,743.92 : x
  2. Step 2: Convert to fraction form
    7,974.60/11,006.22 = 5,743.92/x
  3. Step 3: Cross multiply
    7,974.60x = 11,006.22 × 5,743.92
  4. Step 4: Simplify right side
    7,974.60x = 63,218,847.18
  5. Step 5: Solve for x
    x = 63,218,847.18/7,974.60
  6. Step 6: Final answer
    x = 7,927.53

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1.5x scale

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.