Home / 5,388.98-8,080.23-2,098.22

Finding the Fourth Proportional to 5,388.98, 8,080.23 and 2,098.22

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Solution

The fourth proportional to 5,388.98, 8,080.23 and 2,098.22 is: 3,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.98 : 8,080.23 = 2,098.22 : x
  2. Step 2: Convert to fraction form
    5,388.98/8,080.23 = 2,098.22/x
  3. Step 3: Cross multiply
    5,388.98x = 8,080.23 × 2,098.22
  4. Step 4: Simplify right side
    5,388.98x = 16,954,059.79
  5. Step 5: Solve for x
    x = 16,954,059.79/5,388.98
  6. Step 6: Final answer
    x = 3,146.06

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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.