Home / 8,522.31-11,760.66-4,745.79

Finding the Fourth Proportional to 8,522.31, 11,760.66 and 4,745.79

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Solution

The fourth proportional to 8,522.31, 11,760.66 and 4,745.79 is: 6,549.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522.31 : 11,760.66 = 4,745.79 : x
  2. Step 2: Convert to fraction form
    8,522.31/11,760.66 = 4,745.79/x
  3. Step 3: Cross multiply
    8,522.31x = 11,760.66 × 4,745.79
  4. Step 4: Simplify right side
    8,522.31x = 55,813,622.62
  5. Step 5: Solve for x
    x = 55,813,622.62/8,522.31
  6. Step 6: Final answer
    x = 6,549.12

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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.