Home / 9,134.18-13,698.03-3,289.22

Finding the Fourth Proportional to 9,134.18, 13,698.03 and 3,289.22

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Solution

The fourth proportional to 9,134.18, 13,698.03 and 3,289.22 is: 4,932.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.18 : 13,698.03 = 3,289.22 : x
  2. Step 2: Convert to fraction form
    9,134.18/13,698.03 = 3,289.22/x
  3. Step 3: Cross multiply
    9,134.18x = 13,698.03 × 3,289.22
  4. Step 4: Simplify right side
    9,134.18x = 45,055,834.24
  5. Step 5: Solve for x
    x = 45,055,834.24/9,134.18
  6. Step 6: Final answer
    x = 4,932.66

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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.