Home / 5,949.09-8,210.91-3,431.12

Finding the Fourth Proportional to 5,949.09, 8,210.91 and 3,431.12

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Solution

The fourth proportional to 5,949.09, 8,210.91 and 3,431.12 is: 4,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,949.09 : 8,210.91 = 3,431.12 : x
  2. Step 2: Convert to fraction form
    5,949.09/8,210.91 = 3,431.12/x
  3. Step 3: Cross multiply
    5,949.09x = 8,210.91 × 3,431.12
  4. Step 4: Simplify right side
    5,949.09x = 28,172,576.46
  5. Step 5: Solve for x
    x = 28,172,576.46/5,949.09
  6. Step 6: Final answer
    x = 4,735.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.