Home / 5,351.09-8,027.22-1,455.53

Finding the Fourth Proportional to 5,351.09, 8,027.22 and 1,455.53

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Solution

The fourth proportional to 5,351.09, 8,027.22 and 1,455.53 is: 2,183.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.09 : 8,027.22 = 1,455.53 : x
  2. Step 2: Convert to fraction form
    5,351.09/8,027.22 = 1,455.53/x
  3. Step 3: Cross multiply
    5,351.09x = 8,027.22 × 1,455.53
  4. Step 4: Simplify right side
    5,351.09x = 11,683,819.39
  5. Step 5: Solve for x
    x = 11,683,819.39/5,351.09
  6. Step 6: Final answer
    x = 2,183.45

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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.