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Finding the Fourth Proportional to 8,371.57, 11,545.25 and 6,252.23

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Solution

The fourth proportional to 8,371.57, 11,545.25 and 6,252.23 is: 8,622.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.57 : 11,545.25 = 6,252.23 : x
  2. Step 2: Convert to fraction form
    8,371.57/11,545.25 = 6,252.23/x
  3. Step 3: Cross multiply
    8,371.57x = 11,545.25 × 6,252.23
  4. Step 4: Simplify right side
    8,371.57x = 72,183,558.41
  5. Step 5: Solve for x
    x = 72,183,558.41/8,371.57
  6. Step 6: Final answer
    x = 8,622.47

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Half scale
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Double scale
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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.