Home / 3,113.23-4,664.34-2,774.26

Finding the Fourth Proportional to 3,113.23, 4,664.34 and 2,774.26

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Solution

The fourth proportional to 3,113.23, 4,664.34 and 2,774.26 is: 4,156.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.23 : 4,664.34 = 2,774.26 : x
  2. Step 2: Convert to fraction form
    3,113.23/4,664.34 = 2,774.26/x
  3. Step 3: Cross multiply
    3,113.23x = 4,664.34 × 2,774.26
  4. Step 4: Simplify right side
    3,113.23x = 12,940,091.89
  5. Step 5: Solve for x
    x = 12,940,091.89/3,113.23
  6. Step 6: Final answer
    x = 4,156.48

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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.