Home / 6,151.32-9,216.36-3,379.95

Finding the Fourth Proportional to 6,151.32, 9,216.36 and 3,379.95

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Solution

The fourth proportional to 6,151.32, 9,216.36 and 3,379.95 is: 5,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.32 : 9,216.36 = 3,379.95 : x
  2. Step 2: Convert to fraction form
    6,151.32/9,216.36 = 3,379.95/x
  3. Step 3: Cross multiply
    6,151.32x = 9,216.36 × 3,379.95
  4. Step 4: Simplify right side
    6,151.32x = 31,150,835.98
  5. Step 5: Solve for x
    x = 31,150,835.98/6,151.32
  6. Step 6: Final answer
    x = 5,064.09

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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.