Home / 2,939.22-4,408.83-1,064.95

Finding the Fourth Proportional to 2,939.22, 4,408.83 and 1,064.95

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Solution

The fourth proportional to 2,939.22, 4,408.83 and 1,064.95 is: 1,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.22 : 4,408.83 = 1,064.95 : x
  2. Step 2: Convert to fraction form
    2,939.22/4,408.83 = 1,064.95/x
  3. Step 3: Cross multiply
    2,939.22x = 4,408.83 × 1,064.95
  4. Step 4: Simplify right side
    2,939.22x = 4,695,172.49
  5. Step 5: Solve for x
    x = 4,695,172.49/2,939.22
  6. Step 6: Final answer
    x = 1,597.42

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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.