Home / 5,845.38-8,768.79-1,948.92

Finding the Fourth Proportional to 5,845.38, 8,768.79 and 1,948.92

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Solution

The fourth proportional to 5,845.38, 8,768.79 and 1,948.92 is: 2,923.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.38 : 8,768.79 = 1,948.92 : x
  2. Step 2: Convert to fraction form
    5,845.38/8,768.79 = 1,948.92/x
  3. Step 3: Cross multiply
    5,845.38x = 8,768.79 × 1,948.92
  4. Step 4: Simplify right side
    5,845.38x = 17,089,670.21
  5. Step 5: Solve for x
    x = 17,089,670.21/5,845.38
  6. Step 6: Final answer
    x = 2,923.62

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1.5x scale

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.