Home / 1,840.83-2,540.63-1,179.26

Finding the Fourth Proportional to 1,840.83, 2,540.63 and 1,179.26

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Solution

The fourth proportional to 1,840.83, 2,540.63 and 1,179.26 is: 1,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.83 : 2,540.63 = 1,179.26 : x
  2. Step 2: Convert to fraction form
    1,840.83/2,540.63 = 1,179.26/x
  3. Step 3: Cross multiply
    1,840.83x = 2,540.63 × 1,179.26
  4. Step 4: Simplify right side
    1,840.83x = 2,996,063.33
  5. Step 5: Solve for x
    x = 2,996,063.33/1,840.83
  6. Step 6: Final answer
    x = 1,627.56

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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.