Home / 10,748.11-16,133.09-7,227.04

Finding the Fourth Proportional to 10,748.11, 16,133.09 and 7,227.04

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Solution

The fourth proportional to 10,748.11, 16,133.09 and 7,227.04 is: 10,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.11 : 16,133.09 = 7,227.04 : x
  2. Step 2: Convert to fraction form
    10,748.11/16,133.09 = 7,227.04/x
  3. Step 3: Cross multiply
    10,748.11x = 16,133.09 × 7,227.04
  4. Step 4: Simplify right side
    10,748.11x = 116,594,406.09
  5. Step 5: Solve for x
    x = 116,594,406.09/10,748.11
  6. Step 6: Final answer
    x = 10,847.90

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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.