Home / 2,579.67-3,555.36-2,104.52

Finding the Fourth Proportional to 2,579.67, 3,555.36 and 2,104.52

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Solution

The fourth proportional to 2,579.67, 3,555.36 and 2,104.52 is: 2,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.67 : 3,555.36 = 2,104.52 : x
  2. Step 2: Convert to fraction form
    2,579.67/3,555.36 = 2,104.52/x
  3. Step 3: Cross multiply
    2,579.67x = 3,555.36 × 2,104.52
  4. Step 4: Simplify right side
    2,579.67x = 7,482,308.45
  5. Step 5: Solve for x
    x = 7,482,308.45/2,579.67
  6. Step 6: Final answer
    x = 2,900.49

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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.