Home / 1,704.36-2,350.56-1,174.09

Finding the Fourth Proportional to 1,704.36, 2,350.56 and 1,174.09

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Solution

The fourth proportional to 1,704.36, 2,350.56 and 1,174.09 is: 1,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.36 : 2,350.56 = 1,174.09 : x
  2. Step 2: Convert to fraction form
    1,704.36/2,350.56 = 1,174.09/x
  3. Step 3: Cross multiply
    1,704.36x = 2,350.56 × 1,174.09
  4. Step 4: Simplify right side
    1,704.36x = 2,759,771.93
  5. Step 5: Solve for x
    x = 2,759,771.93/1,704.36
  6. Step 6: Final answer
    x = 1,619.24

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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.