Home / 6,788.16-9,370.92-4,271.49

Finding the Fourth Proportional to 6,788.16, 9,370.92 and 4,271.49

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Solution

The fourth proportional to 6,788.16, 9,370.92 and 4,271.49 is: 5,896.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.16 : 9,370.92 = 4,271.49 : x
  2. Step 2: Convert to fraction form
    6,788.16/9,370.92 = 4,271.49/x
  3. Step 3: Cross multiply
    6,788.16x = 9,370.92 × 4,271.49
  4. Step 4: Simplify right side
    6,788.16x = 40,027,791.07
  5. Step 5: Solve for x
    x = 40,027,791.07/6,788.16
  6. Step 6: Final answer
    x = 5,896.71

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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.