Home / 6,370.33-8,791.61-3,718.59

Finding the Fourth Proportional to 6,370.33, 8,791.61 and 3,718.59

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Solution

The fourth proportional to 6,370.33, 8,791.61 and 3,718.59 is: 5,131.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.33 : 8,791.61 = 3,718.59 : x
  2. Step 2: Convert to fraction form
    6,370.33/8,791.61 = 3,718.59/x
  3. Step 3: Cross multiply
    6,370.33x = 8,791.61 × 3,718.59
  4. Step 4: Simplify right side
    6,370.33x = 32,692,374.44
  5. Step 5: Solve for x
    x = 32,692,374.44/6,370.33
  6. Step 6: Final answer
    x = 5,131.98

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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.