Home / 10,908.63-16,363.44-3,513.15

Finding the Fourth Proportional to 10,908.63, 16,363.44 and 3,513.15

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Solution

The fourth proportional to 10,908.63, 16,363.44 and 3,513.15 is: 5,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.63 : 16,363.44 = 3,513.15 : x
  2. Step 2: Convert to fraction form
    10,908.63/16,363.44 = 3,513.15/x
  3. Step 3: Cross multiply
    10,908.63x = 16,363.44 × 3,513.15
  4. Step 4: Simplify right side
    10,908.63x = 57,487,219.24
  5. Step 5: Solve for x
    x = 57,487,219.24/10,908.63
  6. Step 6: Final answer
    x = 5,269.88

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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.