Home / 2,730.66-4,096.01-1,087.62

Finding the Fourth Proportional to 2,730.66, 4,096.01 and 1,087.62

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Solution

The fourth proportional to 2,730.66, 4,096.01 and 1,087.62 is: 1,631.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.66 : 4,096.01 = 1,087.62 : x
  2. Step 2: Convert to fraction form
    2,730.66/4,096.01 = 1,087.62/x
  3. Step 3: Cross multiply
    2,730.66x = 4,096.01 × 1,087.62
  4. Step 4: Simplify right side
    2,730.66x = 4,454,896.96
  5. Step 5: Solve for x
    x = 4,454,896.96/2,730.66
  6. Step 6: Final answer
    x = 1,631.44

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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.