Home / 6,707.80-9,256.87-3,723.83

Finding the Fourth Proportional to 6,707.80, 9,256.87 and 3,723.83

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Solution

The fourth proportional to 6,707.80, 9,256.87 and 3,723.83 is: 5,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.80 : 9,256.87 = 3,723.83 : x
  2. Step 2: Convert to fraction form
    6,707.80/9,256.87 = 3,723.83/x
  3. Step 3: Cross multiply
    6,707.80x = 9,256.87 × 3,723.83
  4. Step 4: Simplify right side
    6,707.80x = 34,471,010.21
  5. Step 5: Solve for x
    x = 34,471,010.21/6,707.80
  6. Step 6: Final answer
    x = 5,138.94

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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.