Home / 4,619.09-6,927.38-2,151.49

Finding the Fourth Proportional to 4,619.09, 6,927.38 and 2,151.49

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Solution

The fourth proportional to 4,619.09, 6,927.38 and 2,151.49 is: 3,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.09 : 6,927.38 = 2,151.49 : x
  2. Step 2: Convert to fraction form
    4,619.09/6,927.38 = 2,151.49/x
  3. Step 3: Cross multiply
    4,619.09x = 6,927.38 × 2,151.49
  4. Step 4: Simplify right side
    4,619.09x = 14,904,188.80
  5. Step 5: Solve for x
    x = 14,904,188.80/4,619.09
  6. Step 6: Final answer
    x = 3,226.65

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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.