Home / 3,819.59-5,729.36-2,511.59

Finding the Fourth Proportional to 3,819.59, 5,729.36 and 2,511.59

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Solution

The fourth proportional to 3,819.59, 5,729.36 and 2,511.59 is: 3,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.59 : 5,729.36 = 2,511.59 : x
  2. Step 2: Convert to fraction form
    3,819.59/5,729.36 = 2,511.59/x
  3. Step 3: Cross multiply
    3,819.59x = 5,729.36 × 2,511.59
  4. Step 4: Simplify right side
    3,819.59x = 14,389,762.08
  5. Step 5: Solve for x
    x = 14,389,762.08/3,819.59
  6. Step 6: Final answer
    x = 3,767.36

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1.5x scale

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.