Home / 5,461.44-8,192.70-2,173.80

Finding the Fourth Proportional to 5,461.44, 8,192.70 and 2,173.80

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Solution

The fourth proportional to 5,461.44, 8,192.70 and 2,173.80 is: 3,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.44 : 8,192.70 = 2,173.80 : x
  2. Step 2: Convert to fraction form
    5,461.44/8,192.70 = 2,173.80/x
  3. Step 3: Cross multiply
    5,461.44x = 8,192.70 × 2,173.80
  4. Step 4: Simplify right side
    5,461.44x = 17,809,291.26
  5. Step 5: Solve for x
    x = 17,809,291.26/5,461.44
  6. Step 6: Final answer
    x = 3,260.91

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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.