Home / 1,556.88-2,336.76-1,192.56

Finding the Fourth Proportional to 1,556.88, 2,336.76 and 1,192.56

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Solution

The fourth proportional to 1,556.88, 2,336.76 and 1,192.56 is: 1,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.88 : 2,336.76 = 1,192.56 : x
  2. Step 2: Convert to fraction form
    1,556.88/2,336.76 = 1,192.56/x
  3. Step 3: Cross multiply
    1,556.88x = 2,336.76 × 1,192.56
  4. Step 4: Simplify right side
    1,556.88x = 2,786,726.51
  5. Step 5: Solve for x
    x = 2,786,726.51/1,556.88
  6. Step 6: Final answer
    x = 1,789.94

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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.