Home / 6,370.75-8,791.64-3,577.15

Finding the Fourth Proportional to 6,370.75, 8,791.64 and 3,577.15

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Solution

The fourth proportional to 6,370.75, 8,791.64 and 3,577.15 is: 4,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.75 : 8,791.64 = 3,577.15 : x
  2. Step 2: Convert to fraction form
    6,370.75/8,791.64 = 3,577.15/x
  3. Step 3: Cross multiply
    6,370.75x = 8,791.64 × 3,577.15
  4. Step 4: Simplify right side
    6,370.75x = 31,449,015.03
  5. Step 5: Solve for x
    x = 31,449,015.03/6,370.75
  6. Step 6: Final answer
    x = 4,936.47

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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.