Home / 5,377.30-8,065.74-1,481.60

Finding the Fourth Proportional to 5,377.30, 8,065.74 and 1,481.60

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Solution

The fourth proportional to 5,377.30, 8,065.74 and 1,481.60 is: 2,222.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.30 : 8,065.74 = 1,481.60 : x
  2. Step 2: Convert to fraction form
    5,377.30/8,065.74 = 1,481.60/x
  3. Step 3: Cross multiply
    5,377.30x = 8,065.74 × 1,481.60
  4. Step 4: Simplify right side
    5,377.30x = 11,950,200.38
  5. Step 5: Solve for x
    x = 11,950,200.38/5,377.30
  6. Step 6: Final answer
    x = 2,222.34

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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.