Home / 3,112.26-4,664.10-1,723.50

Finding the Fourth Proportional to 3,112.26, 4,664.10 and 1,723.50

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Solution

The fourth proportional to 3,112.26, 4,664.10 and 1,723.50 is: 2,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.26 : 4,664.10 = 1,723.50 : x
  2. Step 2: Convert to fraction form
    3,112.26/4,664.10 = 1,723.50/x
  3. Step 3: Cross multiply
    3,112.26x = 4,664.10 × 1,723.50
  4. Step 4: Simplify right side
    3,112.26x = 8,038,576.35
  5. Step 5: Solve for x
    x = 8,038,576.35/3,112.26
  6. Step 6: Final answer
    x = 2,582.87

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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.