Home / 2,192.22-3,023.88-1,894.68

Finding the Fourth Proportional to 2,192.22, 3,023.88 and 1,894.68

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Solution

The fourth proportional to 2,192.22, 3,023.88 and 1,894.68 is: 2,613.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.22 : 3,023.88 = 1,894.68 : x
  2. Step 2: Convert to fraction form
    2,192.22/3,023.88 = 1,894.68/x
  3. Step 3: Cross multiply
    2,192.22x = 3,023.88 × 1,894.68
  4. Step 4: Simplify right side
    2,192.22x = 5,729,284.96
  5. Step 5: Solve for x
    x = 5,729,284.96/2,192.22
  6. Step 6: Final answer
    x = 2,613.46

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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.