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Finding the Fourth Proportional to 6,268.98, 8,645.49 and 4,499.94

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Solution

The fourth proportional to 6,268.98, 8,645.49 and 4,499.94 is: 6,205.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.98 : 8,645.49 = 4,499.94 : x
  2. Step 2: Convert to fraction form
    6,268.98/8,645.49 = 4,499.94/x
  3. Step 3: Cross multiply
    6,268.98x = 8,645.49 × 4,499.94
  4. Step 4: Simplify right side
    6,268.98x = 38,904,186.27
  5. Step 5: Solve for x
    x = 38,904,186.27/6,268.98
  6. Step 6: Final answer
    x = 6,205.82

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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.