Home / 3,608.45-4,979.66-2,036.55

Finding the Fourth Proportional to 3,608.45, 4,979.66 and 2,036.55

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Solution

The fourth proportional to 3,608.45, 4,979.66 and 2,036.55 is: 2,810.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.45 : 4,979.66 = 2,036.55 : x
  2. Step 2: Convert to fraction form
    3,608.45/4,979.66 = 2,036.55/x
  3. Step 3: Cross multiply
    3,608.45x = 4,979.66 × 2,036.55
  4. Step 4: Simplify right side
    3,608.45x = 10,141,326.57
  5. Step 5: Solve for x
    x = 10,141,326.57/3,608.45
  6. Step 6: Final answer
    x = 2,810.44

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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.