Home / 4,446.97-6,670.69-1,485.20

Finding the Fourth Proportional to 4,446.97, 6,670.69 and 1,485.20

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Solution

The fourth proportional to 4,446.97, 6,670.69 and 1,485.20 is: 2,227.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.97 : 6,670.69 = 1,485.20 : x
  2. Step 2: Convert to fraction form
    4,446.97/6,670.69 = 1,485.20/x
  3. Step 3: Cross multiply
    4,446.97x = 6,670.69 × 1,485.20
  4. Step 4: Simplify right side
    4,446.97x = 9,907,321.75
  5. Step 5: Solve for x
    x = 9,907,321.75/4,446.97
  6. Step 6: Final answer
    x = 2,227.88

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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.