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Finding the Fourth Proportional to 8,366.70, 11,537.71 and 6,473.73

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Solution

The fourth proportional to 8,366.70, 11,537.71 and 6,473.73 is: 8,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.70 : 11,537.71 = 6,473.73 : x
  2. Step 2: Convert to fraction form
    8,366.70/11,537.71 = 6,473.73/x
  3. Step 3: Cross multiply
    8,366.70x = 11,537.71 × 6,473.73
  4. Step 4: Simplify right side
    8,366.70x = 74,692,019.36
  5. Step 5: Solve for x
    x = 74,692,019.36/8,366.70
  6. Step 6: Final answer
    x = 8,927.30

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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.