Home / 3,427.03-4,729.26-1,855.11

Finding the Fourth Proportional to 3,427.03, 4,729.26 and 1,855.11

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Solution

The fourth proportional to 3,427.03, 4,729.26 and 1,855.11 is: 2,560.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.03 : 4,729.26 = 1,855.11 : x
  2. Step 2: Convert to fraction form
    3,427.03/4,729.26 = 1,855.11/x
  3. Step 3: Cross multiply
    3,427.03x = 4,729.26 × 1,855.11
  4. Step 4: Simplify right side
    3,427.03x = 8,773,297.52
  5. Step 5: Solve for x
    x = 8,773,297.52/3,427.03
  6. Step 6: Final answer
    x = 2,560.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.