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Finding the Fourth Proportional to 6,250.33, 8,629.05 and 4,665.71

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Solution

The fourth proportional to 6,250.33, 8,629.05 and 4,665.71 is: 6,441.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,250.33 : 8,629.05 = 4,665.71 : x
  2. Step 2: Convert to fraction form
    6,250.33/8,629.05 = 4,665.71/x
  3. Step 3: Cross multiply
    6,250.33x = 8,629.05 × 4,665.71
  4. Step 4: Simplify right side
    6,250.33x = 40,260,578.40
  5. Step 5: Solve for x
    x = 40,260,578.40/6,250.33
  6. Step 6: Final answer
    x = 6,441.36

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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.