Home / 5,360.00-8,040.60-4,808.79

Finding the Fourth Proportional to 5,360.00, 8,040.60 and 4,808.79

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Solution

The fourth proportional to 5,360.00, 8,040.60 and 4,808.79 is: 7,213.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.00 : 8,040.60 = 4,808.79 : x
  2. Step 2: Convert to fraction form
    5,360.00/8,040.60 = 4,808.79/x
  3. Step 3: Cross multiply
    5,360.00x = 8,040.60 × 4,808.79
  4. Step 4: Simplify right side
    5,360.00x = 38,665,556.87
  5. Step 5: Solve for x
    x = 38,665,556.87/5,360.00
  6. Step 6: Final answer
    x = 7,213.73

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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.