Home / 2,730.57-4,095.24-1,086.67

Finding the Fourth Proportional to 2,730.57, 4,095.24 and 1,086.67

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Solution

The fourth proportional to 2,730.57, 4,095.24 and 1,086.67 is: 1,629.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.57 : 4,095.24 = 1,086.67 : x
  2. Step 2: Convert to fraction form
    2,730.57/4,095.24 = 1,086.67/x
  3. Step 3: Cross multiply
    2,730.57x = 4,095.24 × 1,086.67
  4. Step 4: Simplify right side
    2,730.57x = 4,450,174.45
  5. Step 5: Solve for x
    x = 4,450,174.45/2,730.57
  6. Step 6: Final answer
    x = 1,629.76

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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.