Home / 6,622.60-9,930.30-2,237.80

Finding the Fourth Proportional to 6,622.60, 9,930.30 and 2,237.80

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Solution

The fourth proportional to 6,622.60, 9,930.30 and 2,237.80 is: 3,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.60 : 9,930.30 = 2,237.80 : x
  2. Step 2: Convert to fraction form
    6,622.60/9,930.30 = 2,237.80/x
  3. Step 3: Cross multiply
    6,622.60x = 9,930.30 × 2,237.80
  4. Step 4: Simplify right side
    6,622.60x = 22,222,025.34
  5. Step 5: Solve for x
    x = 22,222,025.34/6,622.60
  6. Step 6: Final answer
    x = 3,355.48

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1.5x scale

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.