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Finding the Fourth Proportional to 8,309.94, 11,467.66 and 4,583.94

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Solution

The fourth proportional to 8,309.94, 11,467.66 and 4,583.94 is: 6,325.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309.94 : 11,467.66 = 4,583.94 : x
  2. Step 2: Convert to fraction form
    8,309.94/11,467.66 = 4,583.94/x
  3. Step 3: Cross multiply
    8,309.94x = 11,467.66 × 4,583.94
  4. Step 4: Simplify right side
    8,309.94x = 52,567,065.38
  5. Step 5: Solve for x
    x = 52,567,065.38/8,309.94
  6. Step 6: Final answer
    x = 6,325.81

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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.