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Finding the Fourth Proportional to 6,519.24, 8,998.02 and 5,469.48

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Solution

The fourth proportional to 6,519.24, 8,998.02 and 5,469.48 is: 7,549.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.24 : 8,998.02 = 5,469.48 : x
  2. Step 2: Convert to fraction form
    6,519.24/8,998.02 = 5,469.48/x
  3. Step 3: Cross multiply
    6,519.24x = 8,998.02 × 5,469.48
  4. Step 4: Simplify right side
    6,519.24x = 49,214,490.43
  5. Step 5: Solve for x
    x = 49,214,490.43/6,519.24
  6. Step 6: Final answer
    x = 7,549.11

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1.5x scale

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.