Home / 3,629.87-5,009.63-2,036.95

Finding the Fourth Proportional to 3,629.87, 5,009.63 and 2,036.95

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Solution

The fourth proportional to 3,629.87, 5,009.63 and 2,036.95 is: 2,811.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.87 : 5,009.63 = 2,036.95 : x
  2. Step 2: Convert to fraction form
    3,629.87/5,009.63 = 2,036.95/x
  3. Step 3: Cross multiply
    3,629.87x = 5,009.63 × 2,036.95
  4. Step 4: Simplify right side
    3,629.87x = 10,204,365.83
  5. Step 5: Solve for x
    x = 10,204,365.83/3,629.87
  6. Step 6: Final answer
    x = 2,811.22

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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.