Home / 11,134.80-15,366.27-6,354.65

Finding the Fourth Proportional to 11,134.80, 15,366.27 and 6,354.65

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Solution

The fourth proportional to 11,134.80, 15,366.27 and 6,354.65 is: 8,769.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.80 : 15,366.27 = 6,354.65 : x
  2. Step 2: Convert to fraction form
    11,134.80/15,366.27 = 6,354.65/x
  3. Step 3: Cross multiply
    11,134.80x = 15,366.27 × 6,354.65
  4. Step 4: Simplify right side
    11,134.80x = 97,647,267.66
  5. Step 5: Solve for x
    x = 97,647,267.66/11,134.80
  6. Step 6: Final answer
    x = 8,769.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.