Home / 4,936.83-7,382.76-3,688.30

Finding the Fourth Proportional to 4,936.83, 7,382.76 and 3,688.30

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Solution

The fourth proportional to 4,936.83, 7,382.76 and 3,688.30 is: 5,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.83 : 7,382.76 = 3,688.30 : x
  2. Step 2: Convert to fraction form
    4,936.83/7,382.76 = 3,688.30/x
  3. Step 3: Cross multiply
    4,936.83x = 7,382.76 × 3,688.30
  4. Step 4: Simplify right side
    4,936.83x = 27,229,833.71
  5. Step 5: Solve for x
    x = 27,229,833.71/4,936.83
  6. Step 6: Final answer
    x = 5,515.65

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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.