Home / 8,327.21-11,493.16-5,346.82

Finding the Fourth Proportional to 8,327.21, 11,493.16 and 5,346.82

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Solution

The fourth proportional to 8,327.21, 11,493.16 and 5,346.82 is: 7,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.21 : 11,493.16 = 5,346.82 : x
  2. Step 2: Convert to fraction form
    8,327.21/11,493.16 = 5,346.82/x
  3. Step 3: Cross multiply
    8,327.21x = 11,493.16 × 5,346.82
  4. Step 4: Simplify right side
    8,327.21x = 61,451,857.75
  5. Step 5: Solve for x
    x = 61,451,857.75/8,327.21
  6. Step 6: Final answer
    x = 7,379.65

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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.