Home / 3,608.06-4,979.23-2,210.02

Finding the Fourth Proportional to 3,608.06, 4,979.23 and 2,210.02

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Solution

The fourth proportional to 3,608.06, 4,979.23 and 2,210.02 is: 3,049.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.06 : 4,979.23 = 2,210.02 : x
  2. Step 2: Convert to fraction form
    3,608.06/4,979.23 = 2,210.02/x
  3. Step 3: Cross multiply
    3,608.06x = 4,979.23 × 2,210.02
  4. Step 4: Simplify right side
    3,608.06x = 11,004,197.88
  5. Step 5: Solve for x
    x = 11,004,197.88/3,608.06
  6. Step 6: Final answer
    x = 3,049.89

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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.