Home / 5,208.25-7,183.65-3,317.86

Finding the Fourth Proportional to 5,208.25, 7,183.65 and 3,317.86

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Solution

The fourth proportional to 5,208.25, 7,183.65 and 3,317.86 is: 4,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.25 : 7,183.65 = 3,317.86 : x
  2. Step 2: Convert to fraction form
    5,208.25/7,183.65 = 3,317.86/x
  3. Step 3: Cross multiply
    5,208.25x = 7,183.65 × 3,317.86
  4. Step 4: Simplify right side
    5,208.25x = 23,834,344.99
  5. Step 5: Solve for x
    x = 23,834,344.99/5,208.25
  6. Step 6: Final answer
    x = 4,576.27

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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.