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Finding the Fourth Proportional to 6,344.07, 8,745.54 and 4,449.96

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Solution

The fourth proportional to 6,344.07, 8,745.54 and 4,449.96 is: 6,134.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.07 : 8,745.54 = 4,449.96 : x
  2. Step 2: Convert to fraction form
    6,344.07/8,745.54 = 4,449.96/x
  3. Step 3: Cross multiply
    6,344.07x = 8,745.54 × 4,449.96
  4. Step 4: Simplify right side
    6,344.07x = 38,917,303.18
  5. Step 5: Solve for x
    x = 38,917,303.18/6,344.07
  6. Step 6: Final answer
    x = 6,134.44

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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.