Home / 3,062.03-4,225.63-1,664.78

Finding the Fourth Proportional to 3,062.03, 4,225.63 and 1,664.78

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Solution

The fourth proportional to 3,062.03, 4,225.63 and 1,664.78 is: 2,297.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.03 : 4,225.63 = 1,664.78 : x
  2. Step 2: Convert to fraction form
    3,062.03/4,225.63 = 1,664.78/x
  3. Step 3: Cross multiply
    3,062.03x = 4,225.63 × 1,664.78
  4. Step 4: Simplify right side
    3,062.03x = 7,034,716.94
  5. Step 5: Solve for x
    x = 7,034,716.94/3,062.03
  6. Step 6: Final answer
    x = 2,297.41

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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.