Home / 8,764.10-13,134.09-3,837.86

Finding the Fourth Proportional to 8,764.10, 13,134.09 and 3,837.86

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Solution

The fourth proportional to 8,764.10, 13,134.09 and 3,837.86 is: 5,751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.10 : 13,134.09 = 3,837.86 : x
  2. Step 2: Convert to fraction form
    8,764.10/13,134.09 = 3,837.86/x
  3. Step 3: Cross multiply
    8,764.10x = 13,134.09 × 3,837.86
  4. Step 4: Simplify right side
    8,764.10x = 50,406,798.65
  5. Step 5: Solve for x
    x = 50,406,798.65/8,764.10
  6. Step 6: Final answer
    x = 5,751.51

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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.