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Finding the Fourth Proportional to 8,656.22, 11,944.72 and 5,299.98

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Solution

The fourth proportional to 8,656.22, 11,944.72 and 5,299.98 is: 7,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,656.22 : 11,944.72 = 5,299.98 : x
  2. Step 2: Convert to fraction form
    8,656.22/11,944.72 = 5,299.98/x
  3. Step 3: Cross multiply
    8,656.22x = 11,944.72 × 5,299.98
  4. Step 4: Simplify right side
    8,656.22x = 63,306,777.11
  5. Step 5: Solve for x
    x = 63,306,777.11/8,656.22
  6. Step 6: Final answer
    x = 7,313.44

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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.