Home / 1,794.20-2,696.70-1,556.60

Finding the Fourth Proportional to 1,794.20, 2,696.70 and 1,556.60

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Solution

The fourth proportional to 1,794.20, 2,696.70 and 1,556.60 is: 2,339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.20 : 2,696.70 = 1,556.60 : x
  2. Step 2: Convert to fraction form
    1,794.20/2,696.70 = 1,556.60/x
  3. Step 3: Cross multiply
    1,794.20x = 2,696.70 × 1,556.60
  4. Step 4: Simplify right side
    1,794.20x = 4,197,683.22
  5. Step 5: Solve for x
    x = 4,197,683.22/1,794.20
  6. Step 6: Final answer
    x = 2,339.58

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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.