Home / 6,619.08-9,928.65-2,236.56

Finding the Fourth Proportional to 6,619.08, 9,928.65 and 2,236.56

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Solution

The fourth proportional to 6,619.08, 9,928.65 and 2,236.56 is: 3,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.08 : 9,928.65 = 2,236.56 : x
  2. Step 2: Convert to fraction form
    6,619.08/9,928.65 = 2,236.56/x
  3. Step 3: Cross multiply
    6,619.08x = 9,928.65 × 2,236.56
  4. Step 4: Simplify right side
    6,619.08x = 22,206,021.44
  5. Step 5: Solve for x
    x = 22,206,021.44/6,619.08
  6. Step 6: Final answer
    x = 3,354.85

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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.