Home / 5,537.18-8,310.63-3,074.78

Finding the Fourth Proportional to 5,537.18, 8,310.63 and 3,074.78

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Solution

The fourth proportional to 5,537.18, 8,310.63 and 3,074.78 is: 4,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.18 : 8,310.63 = 3,074.78 : x
  2. Step 2: Convert to fraction form
    5,537.18/8,310.63 = 3,074.78/x
  3. Step 3: Cross multiply
    5,537.18x = 8,310.63 × 3,074.78
  4. Step 4: Simplify right side
    5,537.18x = 25,553,317.36
  5. Step 5: Solve for x
    x = 25,553,317.36/5,537.18
  6. Step 6: Final answer
    x = 4,614.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.