Home / 5,557.82-8,335.31-2,270.30

Finding the Fourth Proportional to 5,557.82, 8,335.31 and 2,270.30

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Solution

The fourth proportional to 5,557.82, 8,335.31 and 2,270.30 is: 3,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.82 : 8,335.31 = 2,270.30 : x
  2. Step 2: Convert to fraction form
    5,557.82/8,335.31 = 2,270.30/x
  3. Step 3: Cross multiply
    5,557.82x = 8,335.31 × 2,270.30
  4. Step 4: Simplify right side
    5,557.82x = 18,923,601.26
  5. Step 5: Solve for x
    x = 18,923,601.26/5,557.82
  6. Step 6: Final answer
    x = 3,404.86

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1.5x scale

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.