Home / 5,351.66-8,015.37-2,580.34

Finding the Fourth Proportional to 5,351.66, 8,015.37 and 2,580.34

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Solution

The fourth proportional to 5,351.66, 8,015.37 and 2,580.34 is: 3,864.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.66 : 8,015.37 = 2,580.34 : x
  2. Step 2: Convert to fraction form
    5,351.66/8,015.37 = 2,580.34/x
  3. Step 3: Cross multiply
    5,351.66x = 8,015.37 × 2,580.34
  4. Step 4: Simplify right side
    5,351.66x = 20,682,379.83
  5. Step 5: Solve for x
    x = 20,682,379.83/5,351.66
  6. Step 6: Final answer
    x = 3,864.67

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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.