Home / 8,299.36-11,445.60-5,500

Finding the Fourth Proportional to 8,299.36, 11,445.60 and 5,500

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Solution

The fourth proportional to 8,299.36, 11,445.60 and 5,500 is: 7,585.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.36 : 11,445.60 = 5,500 : x
  2. Step 2: Convert to fraction form
    8,299.36/11,445.60 = 5,500/x
  3. Step 3: Cross multiply
    8,299.36x = 11,445.60 × 5,500
  4. Step 4: Simplify right side
    8,299.36x = 62,950,800
  5. Step 5: Solve for x
    x = 62,950,800/8,299.36
  6. Step 6: Final answer
    x = 7,585.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.