Home / 2,422.06-3,634.20-1,764.59

Finding the Fourth Proportional to 2,422.06, 3,634.20 and 1,764.59

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Solution

The fourth proportional to 2,422.06, 3,634.20 and 1,764.59 is: 2,647.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.06 : 3,634.20 = 1,764.59 : x
  2. Step 2: Convert to fraction form
    2,422.06/3,634.20 = 1,764.59/x
  3. Step 3: Cross multiply
    2,422.06x = 3,634.20 × 1,764.59
  4. Step 4: Simplify right side
    2,422.06x = 6,412,854.81
  5. Step 5: Solve for x
    x = 6,412,854.81/2,422.06
  6. Step 6: Final answer
    x = 2,647.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.