Home / 3,370.15-5,055.24-1,840.87

Finding the Fourth Proportional to 3,370.15, 5,055.24 and 1,840.87

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Solution

The fourth proportional to 3,370.15, 5,055.24 and 1,840.87 is: 2,761.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.15 : 5,055.24 = 1,840.87 : x
  2. Step 2: Convert to fraction form
    3,370.15/5,055.24 = 1,840.87/x
  3. Step 3: Cross multiply
    3,370.15x = 5,055.24 × 1,840.87
  4. Step 4: Simplify right side
    3,370.15x = 9,306,039.66
  5. Step 5: Solve for x
    x = 9,306,039.66/3,370.15
  6. Step 6: Final answer
    x = 2,761.31

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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.