Home / 5,729.44-8,594.99-2,172.87

Finding the Fourth Proportional to 5,729.44, 8,594.99 and 2,172.87

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Solution

The fourth proportional to 5,729.44, 8,594.99 and 2,172.87 is: 3,259.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729.44 : 8,594.99 = 2,172.87 : x
  2. Step 2: Convert to fraction form
    5,729.44/8,594.99 = 2,172.87/x
  3. Step 3: Cross multiply
    5,729.44x = 8,594.99 × 2,172.87
  4. Step 4: Simplify right side
    5,729.44x = 18,675,790.49
  5. Step 5: Solve for x
    x = 18,675,790.49/5,729.44
  6. Step 6: Final answer
    x = 3,259.62

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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.