Home / 2,518.35-3,771.05-1,650.03

Finding the Fourth Proportional to 2,518.35, 3,771.05 and 1,650.03

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Solution

The fourth proportional to 2,518.35, 3,771.05 and 1,650.03 is: 2,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.35 : 3,771.05 = 1,650.03 : x
  2. Step 2: Convert to fraction form
    2,518.35/3,771.05 = 1,650.03/x
  3. Step 3: Cross multiply
    2,518.35x = 3,771.05 × 1,650.03
  4. Step 4: Simplify right side
    2,518.35x = 6,222,337.38
  5. Step 5: Solve for x
    x = 6,222,337.38/2,518.35
  6. Step 6: Final answer
    x = 2,470.80

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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.