Home / 2,845.94-4,263.15-2,223.86

Finding the Fourth Proportional to 2,845.94, 4,263.15 and 2,223.86

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Solution

The fourth proportional to 2,845.94, 4,263.15 and 2,223.86 is: 3,331.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.94 : 4,263.15 = 2,223.86 : x
  2. Step 2: Convert to fraction form
    2,845.94/4,263.15 = 2,223.86/x
  3. Step 3: Cross multiply
    2,845.94x = 4,263.15 × 2,223.86
  4. Step 4: Simplify right side
    2,845.94x = 9,480,648.76
  5. Step 5: Solve for x
    x = 9,480,648.76/2,845.94
  6. Step 6: Final answer
    x = 3,331.29

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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.