Home / 9,049.69-13,571.20-3,125.07

Finding the Fourth Proportional to 9,049.69, 13,571.20 and 3,125.07

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Solution

The fourth proportional to 9,049.69, 13,571.20 and 3,125.07 is: 4,686.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.69 : 13,571.20 = 3,125.07 : x
  2. Step 2: Convert to fraction form
    9,049.69/13,571.20 = 3,125.07/x
  3. Step 3: Cross multiply
    9,049.69x = 13,571.20 × 3,125.07
  4. Step 4: Simplify right side
    9,049.69x = 42,410,949.98
  5. Step 5: Solve for x
    x = 42,410,949.98/9,049.69
  6. Step 6: Final answer
    x = 4,686.45

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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.