Home / 4,422.26-6,636.42-2,861.59

Finding the Fourth Proportional to 4,422.26, 6,636.42 and 2,861.59

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Solution

The fourth proportional to 4,422.26, 6,636.42 and 2,861.59 is: 4,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.26 : 6,636.42 = 2,861.59 : x
  2. Step 2: Convert to fraction form
    4,422.26/6,636.42 = 2,861.59/x
  3. Step 3: Cross multiply
    4,422.26x = 6,636.42 × 2,861.59
  4. Step 4: Simplify right side
    4,422.26x = 18,990,696.52
  5. Step 5: Solve for x
    x = 18,990,696.52/4,422.26
  6. Step 6: Final answer
    x = 4,294.35

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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.