Home / 3,104.22-4,284.63-2,055.90

Finding the Fourth Proportional to 3,104.22, 4,284.63 and 2,055.90

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Solution

The fourth proportional to 3,104.22, 4,284.63 and 2,055.90 is: 2,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.22 : 4,284.63 = 2,055.90 : x
  2. Step 2: Convert to fraction form
    3,104.22/4,284.63 = 2,055.90/x
  3. Step 3: Cross multiply
    3,104.22x = 4,284.63 × 2,055.90
  4. Step 4: Simplify right side
    3,104.22x = 8,808,770.82
  5. Step 5: Solve for x
    x = 8,808,770.82/3,104.22
  6. Step 6: Final answer
    x = 2,837.68

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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.