Home / 3,112.70-4,664.93-1,466.91

Finding the Fourth Proportional to 3,112.70, 4,664.93 and 1,466.91

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Solution

The fourth proportional to 3,112.70, 4,664.93 and 1,466.91 is: 2,198.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.70 : 4,664.93 = 1,466.91 : x
  2. Step 2: Convert to fraction form
    3,112.70/4,664.93 = 1,466.91/x
  3. Step 3: Cross multiply
    3,112.70x = 4,664.93 × 1,466.91
  4. Step 4: Simplify right side
    3,112.70x = 6,843,025.13
  5. Step 5: Solve for x
    x = 6,843,025.13/3,112.70
  6. Step 6: Final answer
    x = 2,198.42

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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.