Home / 2,864.92-4,292.94-1,382.54

Finding the Fourth Proportional to 2,864.92, 4,292.94 and 1,382.54

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Solution

The fourth proportional to 2,864.92, 4,292.94 and 1,382.54 is: 2,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.92 : 4,292.94 = 1,382.54 : x
  2. Step 2: Convert to fraction form
    2,864.92/4,292.94 = 1,382.54/x
  3. Step 3: Cross multiply
    2,864.92x = 4,292.94 × 1,382.54
  4. Step 4: Simplify right side
    2,864.92x = 5,935,161.27
  5. Step 5: Solve for x
    x = 5,935,161.27/2,864.92
  6. Step 6: Final answer
    x = 2,071.67

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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.