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Finding the Fourth Proportional to 8,884.85, 12,260.86 and 5,856.26

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Solution

The fourth proportional to 8,884.85, 12,260.86 and 5,856.26 is: 8,081.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.85 : 12,260.86 = 5,856.26 : x
  2. Step 2: Convert to fraction form
    8,884.85/12,260.86 = 5,856.26/x
  3. Step 3: Cross multiply
    8,884.85x = 12,260.86 × 5,856.26
  4. Step 4: Simplify right side
    8,884.85x = 71,802,693.40
  5. Step 5: Solve for x
    x = 71,802,693.40/8,884.85
  6. Step 6: Final answer
    x = 8,081.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.