Home / 1,736.36-2,398.08-1,179.44

Finding the Fourth Proportional to 1,736.36, 2,398.08 and 1,179.44

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Solution

The fourth proportional to 1,736.36, 2,398.08 and 1,179.44 is: 1,628.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.36 : 2,398.08 = 1,179.44 : x
  2. Step 2: Convert to fraction form
    1,736.36/2,398.08 = 1,179.44/x
  3. Step 3: Cross multiply
    1,736.36x = 2,398.08 × 1,179.44
  4. Step 4: Simplify right side
    1,736.36x = 2,828,391.48
  5. Step 5: Solve for x
    x = 2,828,391.48/1,736.36
  6. Step 6: Final answer
    x = 1,628.92

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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.