Home / 2,004.55-3,020.19-1,809.77

Finding the Fourth Proportional to 2,004.55, 3,020.19 and 1,809.77

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Solution

The fourth proportional to 2,004.55, 3,020.19 and 1,809.77 is: 2,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.55 : 3,020.19 = 1,809.77 : x
  2. Step 2: Convert to fraction form
    2,004.55/3,020.19 = 1,809.77/x
  3. Step 3: Cross multiply
    2,004.55x = 3,020.19 × 1,809.77
  4. Step 4: Simplify right side
    2,004.55x = 5,465,849.26
  5. Step 5: Solve for x
    x = 5,465,849.26/2,004.55
  6. Step 6: Final answer
    x = 2,726.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.