Home / 7,439.73-11,162.50-3,276.81

Finding the Fourth Proportional to 7,439.73, 11,162.50 and 3,276.81

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Solution

The fourth proportional to 7,439.73, 11,162.50 and 3,276.81 is: 4,916.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.73 : 11,162.50 = 3,276.81 : x
  2. Step 2: Convert to fraction form
    7,439.73/11,162.50 = 3,276.81/x
  3. Step 3: Cross multiply
    7,439.73x = 11,162.50 × 3,276.81
  4. Step 4: Simplify right side
    7,439.73x = 36,577,375.24
  5. Step 5: Solve for x
    x = 36,577,375.24/7,439.73
  6. Step 6: Final answer
    x = 4,916.49

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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.