Home / 2,558.85-3,837.14-1,173.05

Finding the Fourth Proportional to 2,558.85, 3,837.14 and 1,173.05

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Solution

The fourth proportional to 2,558.85, 3,837.14 and 1,173.05 is: 1,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.85 : 3,837.14 = 1,173.05 : x
  2. Step 2: Convert to fraction form
    2,558.85/3,837.14 = 1,173.05/x
  3. Step 3: Cross multiply
    2,558.85x = 3,837.14 × 1,173.05
  4. Step 4: Simplify right side
    2,558.85x = 4,501,157.08
  5. Step 5: Solve for x
    x = 4,501,157.08/2,558.85
  6. Step 6: Final answer
    x = 1,759.05

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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.