Home / 3,256.24-4,879.72-2,374.80

Finding the Fourth Proportional to 3,256.24, 4,879.72 and 2,374.80

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Solution

The fourth proportional to 3,256.24, 4,879.72 and 2,374.80 is: 3,558.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.24 : 4,879.72 = 2,374.80 : x
  2. Step 2: Convert to fraction form
    3,256.24/4,879.72 = 2,374.80/x
  3. Step 3: Cross multiply
    3,256.24x = 4,879.72 × 2,374.80
  4. Step 4: Simplify right side
    3,256.24x = 11,588,359.06
  5. Step 5: Solve for x
    x = 11,588,359.06/3,256.24
  6. Step 6: Final answer
    x = 3,558.82

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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.