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Finding the Fourth Proportional to 7,032.92, 10,540.07 and 3,738.92

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Solution

The fourth proportional to 7,032.92, 10,540.07 and 3,738.92 is: 5,603.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.92 : 10,540.07 = 3,738.92 : x
  2. Step 2: Convert to fraction form
    7,032.92/10,540.07 = 3,738.92/x
  3. Step 3: Cross multiply
    7,032.92x = 10,540.07 × 3,738.92
  4. Step 4: Simplify right side
    7,032.92x = 39,408,459.83
  5. Step 5: Solve for x
    x = 39,408,459.83/7,032.92
  6. Step 6: Final answer
    x = 5,603.43

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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.