Home / 8,568.24-12,852.44-3,020.55

Finding the Fourth Proportional to 8,568.24, 12,852.44 and 3,020.55

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Solution

The fourth proportional to 8,568.24, 12,852.44 and 3,020.55 is: 4,530.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.24 : 12,852.44 = 3,020.55 : x
  2. Step 2: Convert to fraction form
    8,568.24/12,852.44 = 3,020.55/x
  3. Step 3: Cross multiply
    8,568.24x = 12,852.44 × 3,020.55
  4. Step 4: Simplify right side
    8,568.24x = 38,821,437.64
  5. Step 5: Solve for x
    x = 38,821,437.64/8,568.24
  6. Step 6: Final answer
    x = 4,530.85

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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.