Home / 2,726.46-4,090.50-1,804.68

Finding the Fourth Proportional to 2,726.46, 4,090.50 and 1,804.68

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Solution

The fourth proportional to 2,726.46, 4,090.50 and 1,804.68 is: 2,707.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.46 : 4,090.50 = 1,804.68 : x
  2. Step 2: Convert to fraction form
    2,726.46/4,090.50 = 1,804.68/x
  3. Step 3: Cross multiply
    2,726.46x = 4,090.50 × 1,804.68
  4. Step 4: Simplify right side
    2,726.46x = 7,382,043.54
  5. Step 5: Solve for x
    x = 7,382,043.54/2,726.46
  6. Step 6: Final answer
    x = 2,707.56

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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.