Home / 10,979.24-16,468.79-3,583.67

Finding the Fourth Proportional to 10,979.24, 16,468.79 and 3,583.67

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Solution

The fourth proportional to 10,979.24, 16,468.79 and 3,583.67 is: 5,375.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979.24 : 16,468.79 = 3,583.67 : x
  2. Step 2: Convert to fraction form
    10,979.24/16,468.79 = 3,583.67/x
  3. Step 3: Cross multiply
    10,979.24x = 16,468.79 × 3,583.67
  4. Step 4: Simplify right side
    10,979.24x = 59,018,608.40
  5. Step 5: Solve for x
    x = 59,018,608.40/10,979.24
  6. Step 6: Final answer
    x = 5,375.48

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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.