Home / 7,451.73-11,161.17-4,974.93

Finding the Fourth Proportional to 7,451.73, 11,161.17 and 4,974.93

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Solution

The fourth proportional to 7,451.73, 11,161.17 and 4,974.93 is: 7,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.73 : 11,161.17 = 4,974.93 : x
  2. Step 2: Convert to fraction form
    7,451.73/11,161.17 = 4,974.93/x
  3. Step 3: Cross multiply
    7,451.73x = 11,161.17 × 4,974.93
  4. Step 4: Simplify right side
    7,451.73x = 55,526,039.47
  5. Step 5: Solve for x
    x = 55,526,039.47/7,451.73
  6. Step 6: Final answer
    x = 7,451.43

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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.