Home / 8,230.26-12,347.25-4,530.57

Finding the Fourth Proportional to 8,230.26, 12,347.25 and 4,530.57

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Solution

The fourth proportional to 8,230.26, 12,347.25 and 4,530.57 is: 6,796.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.26 : 12,347.25 = 4,530.57 : x
  2. Step 2: Convert to fraction form
    8,230.26/12,347.25 = 4,530.57/x
  3. Step 3: Cross multiply
    8,230.26x = 12,347.25 × 4,530.57
  4. Step 4: Simplify right side
    8,230.26x = 55,940,080.43
  5. Step 5: Solve for x
    x = 55,940,080.43/8,230.26
  6. Step 6: Final answer
    x = 6,796.88

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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.