Home / 3,064.84-4,230.42-2,279.95

Finding the Fourth Proportional to 3,064.84, 4,230.42 and 2,279.95

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Solution

The fourth proportional to 3,064.84, 4,230.42 and 2,279.95 is: 3,147.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.84 : 4,230.42 = 2,279.95 : x
  2. Step 2: Convert to fraction form
    3,064.84/4,230.42 = 2,279.95/x
  3. Step 3: Cross multiply
    3,064.84x = 4,230.42 × 2,279.95
  4. Step 4: Simplify right side
    3,064.84x = 9,645,146.08
  5. Step 5: Solve for x
    x = 9,645,146.08/3,064.84
  6. Step 6: Final answer
    x = 3,147.03

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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.