Home / 3,097.22-4,272.77-1,838.33

Finding the Fourth Proportional to 3,097.22, 4,272.77 and 1,838.33

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Solution

The fourth proportional to 3,097.22, 4,272.77 and 1,838.33 is: 2,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.22 : 4,272.77 = 1,838.33 : x
  2. Step 2: Convert to fraction form
    3,097.22/4,272.77 = 1,838.33/x
  3. Step 3: Cross multiply
    3,097.22x = 4,272.77 × 1,838.33
  4. Step 4: Simplify right side
    3,097.22x = 7,854,739.91
  5. Step 5: Solve for x
    x = 7,854,739.91/3,097.22
  6. Step 6: Final answer
    x = 2,536.06

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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.