Home / 8,059.32-12,083.66-3,891.08

Finding the Fourth Proportional to 8,059.32, 12,083.66 and 3,891.08

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Solution

The fourth proportional to 8,059.32, 12,083.66 and 3,891.08 is: 5,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059.32 : 12,083.66 = 3,891.08 : x
  2. Step 2: Convert to fraction form
    8,059.32/12,083.66 = 3,891.08/x
  3. Step 3: Cross multiply
    8,059.32x = 12,083.66 × 3,891.08
  4. Step 4: Simplify right side
    8,059.32x = 47,018,487.75
  5. Step 5: Solve for x
    x = 47,018,487.75/8,059.32
  6. Step 6: Final answer
    x = 5,834.05

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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.