Home / 6,380.98-8,805.67-3,548.33

Finding the Fourth Proportional to 6,380.98, 8,805.67 and 3,548.33

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Solution

The fourth proportional to 6,380.98, 8,805.67 and 3,548.33 is: 4,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.98 : 8,805.67 = 3,548.33 : x
  2. Step 2: Convert to fraction form
    6,380.98/8,805.67 = 3,548.33/x
  3. Step 3: Cross multiply
    6,380.98x = 8,805.67 × 3,548.33
  4. Step 4: Simplify right side
    6,380.98x = 31,245,423.03
  5. Step 5: Solve for x
    x = 31,245,423.03/6,380.98
  6. Step 6: Final answer
    x = 4,896.65

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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.