Home / 3,427.01-4,729.24-1,855.09

Finding the Fourth Proportional to 3,427.01, 4,729.24 and 1,855.09

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Solution

The fourth proportional to 3,427.01, 4,729.24 and 1,855.09 is: 2,560.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.01 : 4,729.24 = 1,855.09 : x
  2. Step 2: Convert to fraction form
    3,427.01/4,729.24 = 1,855.09/x
  3. Step 3: Cross multiply
    3,427.01x = 4,729.24 × 1,855.09
  4. Step 4: Simplify right side
    3,427.01x = 8,773,149.37
  5. Step 5: Solve for x
    x = 8,773,149.37/3,427.01
  6. Step 6: Final answer
    x = 2,560.00

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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.