Home / 5,845.48-8,769.36-2,147.74

Finding the Fourth Proportional to 5,845.48, 8,769.36 and 2,147.74

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Solution

The fourth proportional to 5,845.48, 8,769.36 and 2,147.74 is: 3,222.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.48 : 8,769.36 = 2,147.74 : x
  2. Step 2: Convert to fraction form
    5,845.48/8,769.36 = 2,147.74/x
  3. Step 3: Cross multiply
    5,845.48x = 8,769.36 × 2,147.74
  4. Step 4: Simplify right side
    5,845.48x = 18,834,283.32
  5. Step 5: Solve for x
    x = 18,834,283.32/5,845.48
  6. Step 6: Final answer
    x = 3,222.03

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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.