Home / 1,735.25-2,393.40-1,105.12

Finding the Fourth Proportional to 1,735.25, 2,393.40 and 1,105.12

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Solution

The fourth proportional to 1,735.25, 2,393.40 and 1,105.12 is: 1,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.25 : 2,393.40 = 1,105.12 : x
  2. Step 2: Convert to fraction form
    1,735.25/2,393.40 = 1,105.12/x
  3. Step 3: Cross multiply
    1,735.25x = 2,393.40 × 1,105.12
  4. Step 4: Simplify right side
    1,735.25x = 2,644,988.40
  5. Step 5: Solve for x
    x = 2,644,988.40/1,735.25
  6. Step 6: Final answer
    x = 1,524.27

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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.