Home / 2,579.97-3,558.52-1,585.79

Finding the Fourth Proportional to 2,579.97, 3,558.52 and 1,585.79

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Solution

The fourth proportional to 2,579.97, 3,558.52 and 1,585.79 is: 2,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.97 : 3,558.52 = 1,585.79 : x
  2. Step 2: Convert to fraction form
    2,579.97/3,558.52 = 1,585.79/x
  3. Step 3: Cross multiply
    2,579.97x = 3,558.52 × 1,585.79
  4. Step 4: Simplify right side
    2,579.97x = 5,643,065.43
  5. Step 5: Solve for x
    x = 5,643,065.43/2,579.97
  6. Step 6: Final answer
    x = 2,187.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.