Home / 6,791.12-9,370.32-4,436.72

Finding the Fourth Proportional to 6,791.12, 9,370.32 and 4,436.72

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Solution

The fourth proportional to 6,791.12, 9,370.32 and 4,436.72 is: 6,121.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791.12 : 9,370.32 = 4,436.72 : x
  2. Step 2: Convert to fraction form
    6,791.12/9,370.32 = 4,436.72/x
  3. Step 3: Cross multiply
    6,791.12x = 9,370.32 × 4,436.72
  4. Step 4: Simplify right side
    6,791.12x = 41,573,486.15
  5. Step 5: Solve for x
    x = 41,573,486.15/6,791.12
  6. Step 6: Final answer
    x = 6,121.74

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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.