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Finding the Fourth Proportional to 6,255.54, 8,672.10 and 5,922.63

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Solution

The fourth proportional to 6,255.54, 8,672.10 and 5,922.63 is: 8,210.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.54 : 8,672.10 = 5,922.63 : x
  2. Step 2: Convert to fraction form
    6,255.54/8,672.10 = 5,922.63/x
  3. Step 3: Cross multiply
    6,255.54x = 8,672.10 × 5,922.63
  4. Step 4: Simplify right side
    6,255.54x = 51,361,639.62
  5. Step 5: Solve for x
    x = 51,361,639.62/6,255.54
  6. Step 6: Final answer
    x = 8,210.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.