Home / 6,604.20-9,114.32-3,620.09

Finding the Fourth Proportional to 6,604.20, 9,114.32 and 3,620.09

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Solution

The fourth proportional to 6,604.20, 9,114.32 and 3,620.09 is: 4,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.20 : 9,114.32 = 3,620.09 : x
  2. Step 2: Convert to fraction form
    6,604.20/9,114.32 = 3,620.09/x
  3. Step 3: Cross multiply
    6,604.20x = 9,114.32 × 3,620.09
  4. Step 4: Simplify right side
    6,604.20x = 32,994,690.52
  5. Step 5: Solve for x
    x = 32,994,690.52/6,604.20
  6. Step 6: Final answer
    x = 4,996.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.