Home / 1,722.25-2,583.36-1,173.07

Finding the Fourth Proportional to 1,722.25, 2,583.36 and 1,173.07

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Solution

The fourth proportional to 1,722.25, 2,583.36 and 1,173.07 is: 1,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.25 : 2,583.36 = 1,173.07 : x
  2. Step 2: Convert to fraction form
    1,722.25/2,583.36 = 1,173.07/x
  3. Step 3: Cross multiply
    1,722.25x = 2,583.36 × 1,173.07
  4. Step 4: Simplify right side
    1,722.25x = 3,030,462.12
  5. Step 5: Solve for x
    x = 3,030,462.12/1,722.25
  6. Step 6: Final answer
    x = 1,759.59

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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.