Home / 5,183.13-7,152.86-3,166.87

Finding the Fourth Proportional to 5,183.13, 7,152.86 and 3,166.87

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Solution

The fourth proportional to 5,183.13, 7,152.86 and 3,166.87 is: 4,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.13 : 7,152.86 = 3,166.87 : x
  2. Step 2: Convert to fraction form
    5,183.13/7,152.86 = 3,166.87/x
  3. Step 3: Cross multiply
    5,183.13x = 7,152.86 × 3,166.87
  4. Step 4: Simplify right side
    5,183.13x = 22,652,181.19
  5. Step 5: Solve for x
    x = 22,652,181.19/5,183.13
  6. Step 6: Final answer
    x = 4,370.37

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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.