Home / 5,537.83-7,641.91-3,147.49

Finding the Fourth Proportional to 5,537.83, 7,641.91 and 3,147.49

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Solution

The fourth proportional to 5,537.83, 7,641.91 and 3,147.49 is: 4,343.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.83 : 7,641.91 = 3,147.49 : x
  2. Step 2: Convert to fraction form
    5,537.83/7,641.91 = 3,147.49/x
  3. Step 3: Cross multiply
    5,537.83x = 7,641.91 × 3,147.49
  4. Step 4: Simplify right side
    5,537.83x = 24,052,835.31
  5. Step 5: Solve for x
    x = 24,052,835.31/5,537.83
  6. Step 6: Final answer
    x = 4,343.37

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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.