Home / 10,669.45-16,004.17-2,771.30

Finding the Fourth Proportional to 10,669.45, 16,004.17 and 2,771.30

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Solution

The fourth proportional to 10,669.45, 16,004.17 and 2,771.30 is: 4,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,669.45 : 16,004.17 = 2,771.30 : x
  2. Step 2: Convert to fraction form
    10,669.45/16,004.17 = 2,771.30/x
  3. Step 3: Cross multiply
    10,669.45x = 16,004.17 × 2,771.30
  4. Step 4: Simplify right side
    10,669.45x = 44,352,356.32
  5. Step 5: Solve for x
    x = 44,352,356.32/10,669.45
  6. Step 6: Final answer
    x = 4,156.95

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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.