Home / 3,112.16-4,664.44-1,725.44

Finding the Fourth Proportional to 3,112.16, 4,664.44 and 1,725.44

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Solution

The fourth proportional to 3,112.16, 4,664.44 and 1,725.44 is: 2,586.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.16 : 4,664.44 = 1,725.44 : x
  2. Step 2: Convert to fraction form
    3,112.16/4,664.44 = 1,725.44/x
  3. Step 3: Cross multiply
    3,112.16x = 4,664.44 × 1,725.44
  4. Step 4: Simplify right side
    3,112.16x = 8,048,211.35
  5. Step 5: Solve for x
    x = 8,048,211.35/3,112.16
  6. Step 6: Final answer
    x = 2,586.05

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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.