Home / 10,895.52-16,343.32-2,687.52

Finding the Fourth Proportional to 10,895.52, 16,343.32 and 2,687.52

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Solution

The fourth proportional to 10,895.52, 16,343.32 and 2,687.52 is: 4,031.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.52 : 16,343.32 = 2,687.52 : x
  2. Step 2: Convert to fraction form
    10,895.52/16,343.32 = 2,687.52/x
  3. Step 3: Cross multiply
    10,895.52x = 16,343.32 × 2,687.52
  4. Step 4: Simplify right side
    10,895.52x = 43,922,999.37
  5. Step 5: Solve for x
    x = 43,922,999.37/10,895.52
  6. Step 6: Final answer
    x = 4,031.29

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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.