Home / 3,722.96-5,582.76-2,678.59

Finding the Fourth Proportional to 3,722.96, 5,582.76 and 2,678.59

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Solution

The fourth proportional to 3,722.96, 5,582.76 and 2,678.59 is: 4,016.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.96 : 5,582.76 = 2,678.59 : x
  2. Step 2: Convert to fraction form
    3,722.96/5,582.76 = 2,678.59/x
  3. Step 3: Cross multiply
    3,722.96x = 5,582.76 × 2,678.59
  4. Step 4: Simplify right side
    3,722.96x = 14,953,901.94
  5. Step 5: Solve for x
    x = 14,953,901.94/3,722.96
  6. Step 6: Final answer
    x = 4,016.67

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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.