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Finding the Fourth Proportional to 8,896.64, 13,346.42 and 3,350.46

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Solution

The fourth proportional to 8,896.64, 13,346.42 and 3,350.46 is: 5,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.64 : 13,346.42 = 3,350.46 : x
  2. Step 2: Convert to fraction form
    8,896.64/13,346.42 = 3,350.46/x
  3. Step 3: Cross multiply
    8,896.64x = 13,346.42 × 3,350.46
  4. Step 4: Simplify right side
    8,896.64x = 44,716,698.50
  5. Step 5: Solve for x
    x = 44,716,698.50/8,896.64
  6. Step 6: Final answer
    x = 5,026.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.