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Finding the Fourth Proportional to 6,625.86, 9,144.16 and 4,383.86

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Solution

The fourth proportional to 6,625.86, 9,144.16 and 4,383.86 is: 6,050.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.86 : 9,144.16 = 4,383.86 : x
  2. Step 2: Convert to fraction form
    6,625.86/9,144.16 = 4,383.86/x
  3. Step 3: Cross multiply
    6,625.86x = 9,144.16 × 4,383.86
  4. Step 4: Simplify right side
    6,625.86x = 40,086,717.26
  5. Step 5: Solve for x
    x = 40,086,717.26/6,625.86
  6. Step 6: Final answer
    x = 6,050.04

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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.