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Finding the Fourth Proportional to 6,344.98, 8,755.98 and 3,550.48

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Solution

The fourth proportional to 6,344.98, 8,755.98 and 3,550.48 is: 4,899.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.98 : 8,755.98 = 3,550.48 : x
  2. Step 2: Convert to fraction form
    6,344.98/8,755.98 = 3,550.48/x
  3. Step 3: Cross multiply
    6,344.98x = 8,755.98 × 3,550.48
  4. Step 4: Simplify right side
    6,344.98x = 31,087,931.87
  5. Step 5: Solve for x
    x = 31,087,931.87/6,344.98
  6. Step 6: Final answer
    x = 4,899.61

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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.