Home / 2,960.48-4,439.79-2,766.38

Finding the Fourth Proportional to 2,960.48, 4,439.79 and 2,766.38

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Solution

The fourth proportional to 2,960.48, 4,439.79 and 2,766.38 is: 4,148.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.48 : 4,439.79 = 2,766.38 : x
  2. Step 2: Convert to fraction form
    2,960.48/4,439.79 = 2,766.38/x
  3. Step 3: Cross multiply
    2,960.48x = 4,439.79 × 2,766.38
  4. Step 4: Simplify right side
    2,960.48x = 12,282,124.06
  5. Step 5: Solve for x
    x = 12,282,124.06/2,960.48
  6. Step 6: Final answer
    x = 4,148.69

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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.