Home / 2,726.33-4,090.07-1,556.88

Finding the Fourth Proportional to 2,726.33, 4,090.07 and 1,556.88

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Solution

The fourth proportional to 2,726.33, 4,090.07 and 1,556.88 is: 2,335.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.33 : 4,090.07 = 1,556.88 : x
  2. Step 2: Convert to fraction form
    2,726.33/4,090.07 = 1,556.88/x
  3. Step 3: Cross multiply
    2,726.33x = 4,090.07 × 1,556.88
  4. Step 4: Simplify right side
    2,726.33x = 6,367,740.40
  5. Step 5: Solve for x
    x = 6,367,740.40/2,726.33
  6. Step 6: Final answer
    x = 2,335.65

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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.