Home / 10,954.74-16,431.96-7,436.04

Finding the Fourth Proportional to 10,954.74, 16,431.96 and 7,436.04

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Solution

The fourth proportional to 10,954.74, 16,431.96 and 7,436.04 is: 11,153.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.74 : 16,431.96 = 7,436.04 : x
  2. Step 2: Convert to fraction form
    10,954.74/16,431.96 = 7,436.04/x
  3. Step 3: Cross multiply
    10,954.74x = 16,431.96 × 7,436.04
  4. Step 4: Simplify right side
    10,954.74x = 122,188,711.84
  5. Step 5: Solve for x
    x = 122,188,711.84/10,954.74
  6. Step 6: Final answer
    x = 11,153.96

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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.