Home / 4,223.40-6,336.90-2,664.60

Finding the Fourth Proportional to 4,223.40, 6,336.90 and 2,664.60

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Solution

The fourth proportional to 4,223.40, 6,336.90 and 2,664.60 is: 3,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.40 : 6,336.90 = 2,664.60 : x
  2. Step 2: Convert to fraction form
    4,223.40/6,336.90 = 2,664.60/x
  3. Step 3: Cross multiply
    4,223.40x = 6,336.90 × 2,664.60
  4. Step 4: Simplify right side
    4,223.40x = 16,885,303.74
  5. Step 5: Solve for x
    x = 16,885,303.74/4,223.40
  6. Step 6: Final answer
    x = 3,998.04

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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.