Home / 5,725.95-8,586.22-2,217.60

Finding the Fourth Proportional to 5,725.95, 8,586.22 and 2,217.60

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Solution

The fourth proportional to 5,725.95, 8,586.22 and 2,217.60 is: 3,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.95 : 8,586.22 = 2,217.60 : x
  2. Step 2: Convert to fraction form
    5,725.95/8,586.22 = 2,217.60/x
  3. Step 3: Cross multiply
    5,725.95x = 8,586.22 × 2,217.60
  4. Step 4: Simplify right side
    5,725.95x = 19,040,814.88
  5. Step 5: Solve for x
    x = 19,040,814.88/5,725.95
  6. Step 6: Final answer
    x = 3,325.35

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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.