Home / 5,401.18-8,090.40-2,481.94

Finding the Fourth Proportional to 5,401.18, 8,090.40 and 2,481.94

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Solution

The fourth proportional to 5,401.18, 8,090.40 and 2,481.94 is: 3,717.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.18 : 8,090.40 = 2,481.94 : x
  2. Step 2: Convert to fraction form
    5,401.18/8,090.40 = 2,481.94/x
  3. Step 3: Cross multiply
    5,401.18x = 8,090.40 × 2,481.94
  4. Step 4: Simplify right side
    5,401.18x = 20,079,887.38
  5. Step 5: Solve for x
    x = 20,079,887.38/5,401.18
  6. Step 6: Final answer
    x = 3,717.69

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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.