Home / 1,843.60-2,544.20-1,004.31

Finding the Fourth Proportional to 1,843.60, 2,544.20 and 1,004.31

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Solution

The fourth proportional to 1,843.60, 2,544.20 and 1,004.31 is: 1,385.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.60 : 2,544.20 = 1,004.31 : x
  2. Step 2: Convert to fraction form
    1,843.60/2,544.20 = 1,004.31/x
  3. Step 3: Cross multiply
    1,843.60x = 2,544.20 × 1,004.31
  4. Step 4: Simplify right side
    1,843.60x = 2,555,147.76
  5. Step 5: Solve for x
    x = 2,555,147.76/1,843.60
  6. Step 6: Final answer
    x = 1,385.96

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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.