Home / 7,618.66-11,418.57-4,495.50

Finding the Fourth Proportional to 7,618.66, 11,418.57 and 4,495.50

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Solution

The fourth proportional to 7,618.66, 11,418.57 and 4,495.50 is: 6,737.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.66 : 11,418.57 = 4,495.50 : x
  2. Step 2: Convert to fraction form
    7,618.66/11,418.57 = 4,495.50/x
  3. Step 3: Cross multiply
    7,618.66x = 11,418.57 × 4,495.50
  4. Step 4: Simplify right side
    7,618.66x = 51,332,181.44
  5. Step 5: Solve for x
    x = 51,332,181.44/7,618.66
  6. Step 6: Final answer
    x = 6,737.69

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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.