Home / 5,923.44-8,178.48-3,686.22

Finding the Fourth Proportional to 5,923.44, 8,178.48 and 3,686.22

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Solution

The fourth proportional to 5,923.44, 8,178.48 and 3,686.22 is: 5,089.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.44 : 8,178.48 = 3,686.22 : x
  2. Step 2: Convert to fraction form
    5,923.44/8,178.48 = 3,686.22/x
  3. Step 3: Cross multiply
    5,923.44x = 8,178.48 × 3,686.22
  4. Step 4: Simplify right side
    5,923.44x = 30,147,676.55
  5. Step 5: Solve for x
    x = 30,147,676.55/5,923.44
  6. Step 6: Final answer
    x = 5,089.56

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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.