Home / 11,974.43-16,534.94-7,505.66

Finding the Fourth Proportional to 11,974.43, 16,534.94 and 7,505.66

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Solution

The fourth proportional to 11,974.43, 16,534.94 and 7,505.66 is: 10,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.43 : 16,534.94 = 7,505.66 : x
  2. Step 2: Convert to fraction form
    11,974.43/16,534.94 = 7,505.66/x
  3. Step 3: Cross multiply
    11,974.43x = 16,534.94 × 7,505.66
  4. Step 4: Simplify right side
    11,974.43x = 124,105,641.57
  5. Step 5: Solve for x
    x = 124,105,641.57/11,974.43
  6. Step 6: Final answer
    x = 10,364.22

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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.