Home / 4,235.69-5,839.47-2,819.44

Finding the Fourth Proportional to 4,235.69, 5,839.47 and 2,819.44

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Solution

The fourth proportional to 4,235.69, 5,839.47 and 2,819.44 is: 3,886.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.69 : 5,839.47 = 2,819.44 : x
  2. Step 2: Convert to fraction form
    4,235.69/5,839.47 = 2,819.44/x
  3. Step 3: Cross multiply
    4,235.69x = 5,839.47 × 2,819.44
  4. Step 4: Simplify right side
    4,235.69x = 16,464,020.70
  5. Step 5: Solve for x
    x = 16,464,020.70/4,235.69
  6. Step 6: Final answer
    x = 3,886.98

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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.