Home / 8,452.23-12,675.69-3,520.59

Finding the Fourth Proportional to 8,452.23, 12,675.69 and 3,520.59

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Solution

The fourth proportional to 8,452.23, 12,675.69 and 3,520.59 is: 5,279.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.23 : 12,675.69 = 3,520.59 : x
  2. Step 2: Convert to fraction form
    8,452.23/12,675.69 = 3,520.59/x
  3. Step 3: Cross multiply
    8,452.23x = 12,675.69 × 3,520.59
  4. Step 4: Simplify right side
    8,452.23x = 44,625,907.46
  5. Step 5: Solve for x
    x = 44,625,907.46/8,452.23
  6. Step 6: Final answer
    x = 5,279.78

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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.