Home / 3,110.93-4,664.91-1,260.62

Finding the Fourth Proportional to 3,110.93, 4,664.91 and 1,260.62

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Solution

The fourth proportional to 3,110.93, 4,664.91 and 1,260.62 is: 1,890.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.93 : 4,664.91 = 1,260.62 : x
  2. Step 2: Convert to fraction form
    3,110.93/4,664.91 = 1,260.62/x
  3. Step 3: Cross multiply
    3,110.93x = 4,664.91 × 1,260.62
  4. Step 4: Simplify right side
    3,110.93x = 5,880,678.84
  5. Step 5: Solve for x
    x = 5,880,678.84/3,110.93
  6. Step 6: Final answer
    x = 1,890.33

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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.