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Finding the Fourth Proportional to 8,333.44, 11,494.85 and 6,339.64

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Solution

The fourth proportional to 8,333.44, 11,494.85 and 6,339.64 is: 8,744.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.44 : 11,494.85 = 6,339.64 : x
  2. Step 2: Convert to fraction form
    8,333.44/11,494.85 = 6,339.64/x
  3. Step 3: Cross multiply
    8,333.44x = 11,494.85 × 6,339.64
  4. Step 4: Simplify right side
    8,333.44x = 72,873,179.16
  5. Step 5: Solve for x
    x = 72,873,179.16/8,333.44
  6. Step 6: Final answer
    x = 8,744.67

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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.