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Finding the Fourth Proportional to 6,296.13, 8,691.03 and 5,408.37

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Solution

The fourth proportional to 6,296.13, 8,691.03 and 5,408.37 is: 7,465.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,296.13 : 8,691.03 = 5,408.37 : x
  2. Step 2: Convert to fraction form
    6,296.13/8,691.03 = 5,408.37/x
  3. Step 3: Cross multiply
    6,296.13x = 8,691.03 × 5,408.37
  4. Step 4: Simplify right side
    6,296.13x = 47,004,305.92
  5. Step 5: Solve for x
    x = 47,004,305.92/6,296.13
  6. Step 6: Final answer
    x = 7,465.59

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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.