Home / 5,071.29-6,998.16-3,183.85

Finding the Fourth Proportional to 5,071.29, 6,998.16 and 3,183.85

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Solution

The fourth proportional to 5,071.29, 6,998.16 and 3,183.85 is: 4,393.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.29 : 6,998.16 = 3,183.85 : x
  2. Step 2: Convert to fraction form
    5,071.29/6,998.16 = 3,183.85/x
  3. Step 3: Cross multiply
    5,071.29x = 6,998.16 × 3,183.85
  4. Step 4: Simplify right side
    5,071.29x = 22,281,091.72
  5. Step 5: Solve for x
    x = 22,281,091.72/5,071.29
  6. Step 6: Final answer
    x = 4,393.57

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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.