Home / 4,081.80-5,629.14-2,903.88

Finding the Fourth Proportional to 4,081.80, 5,629.14 and 2,903.88

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Solution

The fourth proportional to 4,081.80, 5,629.14 and 2,903.88 is: 4,004.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.80 : 5,629.14 = 2,903.88 : x
  2. Step 2: Convert to fraction form
    4,081.80/5,629.14 = 2,903.88/x
  3. Step 3: Cross multiply
    4,081.80x = 5,629.14 × 2,903.88
  4. Step 4: Simplify right side
    4,081.80x = 16,346,347.06
  5. Step 5: Solve for x
    x = 16,346,347.06/4,081.80
  6. Step 6: Final answer
    x = 4,004.69

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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.