Home / 3,273.75-4,518.18-1,876.50

Finding the Fourth Proportional to 3,273.75, 4,518.18 and 1,876.50

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Solution

The fourth proportional to 3,273.75, 4,518.18 and 1,876.50 is: 2,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.75 : 4,518.18 = 1,876.50 : x
  2. Step 2: Convert to fraction form
    3,273.75/4,518.18 = 1,876.50/x
  3. Step 3: Cross multiply
    3,273.75x = 4,518.18 × 1,876.50
  4. Step 4: Simplify right side
    3,273.75x = 8,478,364.77
  5. Step 5: Solve for x
    x = 8,478,364.77/3,273.75
  6. Step 6: Final answer
    x = 2,589.80

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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.