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Finding the Fourth Proportional to 8,324.69, 11,473.21 and 6,303.26

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Solution

The fourth proportional to 8,324.69, 11,473.21 and 6,303.26 is: 8,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.69 : 11,473.21 = 6,303.26 : x
  2. Step 2: Convert to fraction form
    8,324.69/11,473.21 = 6,303.26/x
  3. Step 3: Cross multiply
    8,324.69x = 11,473.21 × 6,303.26
  4. Step 4: Simplify right side
    8,324.69x = 72,318,625.66
  5. Step 5: Solve for x
    x = 72,318,625.66/8,324.69
  6. Step 6: Final answer
    x = 8,687.25

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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.