Home / 5,863.57-8,091.72-3,210.98

Finding the Fourth Proportional to 5,863.57, 8,091.72 and 3,210.98

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Solution

The fourth proportional to 5,863.57, 8,091.72 and 3,210.98 is: 4,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863.57 : 8,091.72 = 3,210.98 : x
  2. Step 2: Convert to fraction form
    5,863.57/8,091.72 = 3,210.98/x
  3. Step 3: Cross multiply
    5,863.57x = 8,091.72 × 3,210.98
  4. Step 4: Simplify right side
    5,863.57x = 25,982,351.09
  5. Step 5: Solve for x
    x = 25,982,351.09/5,863.57
  6. Step 6: Final answer
    x = 4,431.15

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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.