Home / 3,723.44-5,582.12-1,381.93

Finding the Fourth Proportional to 3,723.44, 5,582.12 and 1,381.93

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Solution

The fourth proportional to 3,723.44, 5,582.12 and 1,381.93 is: 2,071.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.44 : 5,582.12 = 1,381.93 : x
  2. Step 2: Convert to fraction form
    3,723.44/5,582.12 = 1,381.93/x
  3. Step 3: Cross multiply
    3,723.44x = 5,582.12 × 1,381.93
  4. Step 4: Simplify right side
    3,723.44x = 7,714,078.23
  5. Step 5: Solve for x
    x = 7,714,078.23/3,723.44
  6. Step 6: Final answer
    x = 2,071.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.