Home / 8,194.26-12,291.63-2,572.50

Finding the Fourth Proportional to 8,194.26, 12,291.63 and 2,572.50

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Solution

The fourth proportional to 8,194.26, 12,291.63 and 2,572.50 is: 3,858.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194.26 : 12,291.63 = 2,572.50 : x
  2. Step 2: Convert to fraction form
    8,194.26/12,291.63 = 2,572.50/x
  3. Step 3: Cross multiply
    8,194.26x = 12,291.63 × 2,572.50
  4. Step 4: Simplify right side
    8,194.26x = 31,620,218.18
  5. Step 5: Solve for x
    x = 31,620,218.18/8,194.26
  6. Step 6: Final answer
    x = 3,858.83

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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.