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Finding the Fourth Proportional to 8,371.09, 11,552.25 and 4,834.45

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Solution

The fourth proportional to 8,371.09, 11,552.25 and 4,834.45 is: 6,671.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.09 : 11,552.25 = 4,834.45 : x
  2. Step 2: Convert to fraction form
    8,371.09/11,552.25 = 4,834.45/x
  3. Step 3: Cross multiply
    8,371.09x = 11,552.25 × 4,834.45
  4. Step 4: Simplify right side
    8,371.09x = 55,848,775.01
  5. Step 5: Solve for x
    x = 55,848,775.01/8,371.09
  6. Step 6: Final answer
    x = 6,671.63

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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.