Home / 8,267.24-12,400.24-2,720.52

Finding the Fourth Proportional to 8,267.24, 12,400.24 and 2,720.52

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Solution

The fourth proportional to 8,267.24, 12,400.24 and 2,720.52 is: 4,080.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.24 : 12,400.24 = 2,720.52 : x
  2. Step 2: Convert to fraction form
    8,267.24/12,400.24 = 2,720.52/x
  3. Step 3: Cross multiply
    8,267.24x = 12,400.24 × 2,720.52
  4. Step 4: Simplify right side
    8,267.24x = 33,735,100.92
  5. Step 5: Solve for x
    x = 33,735,100.92/8,267.24
  6. Step 6: Final answer
    x = 4,080.58

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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.