Home / 5,629.36-8,443.28-1,469.66

Finding the Fourth Proportional to 5,629.36, 8,443.28 and 1,469.66

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Solution

The fourth proportional to 5,629.36, 8,443.28 and 1,469.66 is: 2,204.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.36 : 8,443.28 = 1,469.66 : x
  2. Step 2: Convert to fraction form
    5,629.36/8,443.28 = 1,469.66/x
  3. Step 3: Cross multiply
    5,629.36x = 8,443.28 × 1,469.66
  4. Step 4: Simplify right side
    5,629.36x = 12,408,750.88
  5. Step 5: Solve for x
    x = 12,408,750.88/5,629.36
  6. Step 6: Final answer
    x = 2,204.29

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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.