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Finding the Fourth Proportional to 6,519.99, 9,004.97 and 6,003.32

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Solution

The fourth proportional to 6,519.99, 9,004.97 and 6,003.32 is: 8,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.99 : 9,004.97 = 6,003.32 : x
  2. Step 2: Convert to fraction form
    6,519.99/9,004.97 = 6,003.32/x
  3. Step 3: Cross multiply
    6,519.99x = 9,004.97 × 6,003.32
  4. Step 4: Simplify right side
    6,519.99x = 54,059,686.48
  5. Step 5: Solve for x
    x = 54,059,686.48/6,519.99
  6. Step 6: Final answer
    x = 8,291.37

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Half scale
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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.