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Finding the Fourth Proportional to 8,896.65, 13,335.70 and 3,346.17

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Solution

The fourth proportional to 8,896.65, 13,335.70 and 3,346.17 is: 5,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.65 : 13,335.70 = 3,346.17 : x
  2. Step 2: Convert to fraction form
    8,896.65/13,335.70 = 3,346.17/x
  3. Step 3: Cross multiply
    8,896.65x = 13,335.70 × 3,346.17
  4. Step 4: Simplify right side
    8,896.65x = 44,623,519.27
  5. Step 5: Solve for x
    x = 44,623,519.27/8,896.65
  6. Step 6: Final answer
    x = 5,015.77

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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.