Home / 8,059.20-12,087.38-2,214.40

Finding the Fourth Proportional to 8,059.20, 12,087.38 and 2,214.40

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Solution

The fourth proportional to 8,059.20, 12,087.38 and 2,214.40 is: 3,321.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059.20 : 12,087.38 = 2,214.40 : x
  2. Step 2: Convert to fraction form
    8,059.20/12,087.38 = 2,214.40/x
  3. Step 3: Cross multiply
    8,059.20x = 12,087.38 × 2,214.40
  4. Step 4: Simplify right side
    8,059.20x = 26,766,294.27
  5. Step 5: Solve for x
    x = 26,766,294.27/8,059.20
  6. Step 6: Final answer
    x = 3,321.21

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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.