Home / 6,629.91-9,947.29-3,512.22

Finding the Fourth Proportional to 6,629.91, 9,947.29 and 3,512.22

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Solution

The fourth proportional to 6,629.91, 9,947.29 and 3,512.22 is: 5,269.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.91 : 9,947.29 = 3,512.22 : x
  2. Step 2: Convert to fraction form
    6,629.91/9,947.29 = 3,512.22/x
  3. Step 3: Cross multiply
    6,629.91x = 9,947.29 × 3,512.22
  4. Step 4: Simplify right side
    6,629.91x = 34,937,070.88
  5. Step 5: Solve for x
    x = 34,937,070.88/6,629.91
  6. Step 6: Final answer
    x = 5,269.61

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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.