Home / 8,522.78-11,761.25-4,745.97

Finding the Fourth Proportional to 8,522.78, 11,761.25 and 4,745.97

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Solution

The fourth proportional to 8,522.78, 11,761.25 and 4,745.97 is: 6,549.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522.78 : 11,761.25 = 4,745.97 : x
  2. Step 2: Convert to fraction form
    8,522.78/11,761.25 = 4,745.97/x
  3. Step 3: Cross multiply
    8,522.78x = 11,761.25 × 4,745.97
  4. Step 4: Simplify right side
    8,522.78x = 55,818,515.93
  5. Step 5: Solve for x
    x = 55,818,515.93/8,522.78
  6. Step 6: Final answer
    x = 6,549.34

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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.