Home / 11,302.08-16,943.52-5,462.88

Finding the Fourth Proportional to 11,302.08, 16,943.52 and 5,462.88

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Solution

The fourth proportional to 11,302.08, 16,943.52 and 5,462.88 is: 8,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.08 : 16,943.52 = 5,462.88 : x
  2. Step 2: Convert to fraction form
    11,302.08/16,943.52 = 5,462.88/x
  3. Step 3: Cross multiply
    11,302.08x = 16,943.52 × 5,462.88
  4. Step 4: Simplify right side
    11,302.08x = 92,560,416.54
  5. Step 5: Solve for x
    x = 92,560,416.54/11,302.08
  6. Step 6: Final answer
    x = 8,189.68

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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.