Home / 5,540.27-8,307.98-2,075.09

Finding the Fourth Proportional to 5,540.27, 8,307.98 and 2,075.09

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Solution

The fourth proportional to 5,540.27, 8,307.98 and 2,075.09 is: 3,111.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.27 : 8,307.98 = 2,075.09 : x
  2. Step 2: Convert to fraction form
    5,540.27/8,307.98 = 2,075.09/x
  3. Step 3: Cross multiply
    5,540.27x = 8,307.98 × 2,075.09
  4. Step 4: Simplify right side
    5,540.27x = 17,239,806.22
  5. Step 5: Solve for x
    x = 17,239,806.22/5,540.27
  6. Step 6: Final answer
    x = 3,111.73

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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.