Home / 2,479.37-3,723.67-2,182.98

Finding the Fourth Proportional to 2,479.37, 3,723.67 and 2,182.98

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Solution

The fourth proportional to 2,479.37, 3,723.67 and 2,182.98 is: 3,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.37 : 3,723.67 = 2,182.98 : x
  2. Step 2: Convert to fraction form
    2,479.37/3,723.67 = 2,182.98/x
  3. Step 3: Cross multiply
    2,479.37x = 3,723.67 × 2,182.98
  4. Step 4: Simplify right side
    2,479.37x = 8,128,697.14
  5. Step 5: Solve for x
    x = 8,128,697.14/2,479.37
  6. Step 6: Final answer
    x = 3,278.54

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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.