Home / 10,566.99-15,849.94-3,171.51

Finding the Fourth Proportional to 10,566.99, 15,849.94 and 3,171.51

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Solution

The fourth proportional to 10,566.99, 15,849.94 and 3,171.51 is: 4,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,566.99 : 15,849.94 = 3,171.51 : x
  2. Step 2: Convert to fraction form
    10,566.99/15,849.94 = 3,171.51/x
  3. Step 3: Cross multiply
    10,566.99x = 15,849.94 × 3,171.51
  4. Step 4: Simplify right side
    10,566.99x = 50,268,243.21
  5. Step 5: Solve for x
    x = 50,268,243.21/10,566.99
  6. Step 6: Final answer
    x = 4,757.10

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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.