Home / 10,651.66-15,979.54-4,808.27

Finding the Fourth Proportional to 10,651.66, 15,979.54 and 4,808.27

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Solution

The fourth proportional to 10,651.66, 15,979.54 and 4,808.27 is: 7,213.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651.66 : 15,979.54 = 4,808.27 : x
  2. Step 2: Convert to fraction form
    10,651.66/15,979.54 = 4,808.27/x
  3. Step 3: Cross multiply
    10,651.66x = 15,979.54 × 4,808.27
  4. Step 4: Simplify right side
    10,651.66x = 76,833,942.80
  5. Step 5: Solve for x
    x = 76,833,942.80/10,651.66
  6. Step 6: Final answer
    x = 7,213.33

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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.