Home / 1,579.25-2,365.77-1,489.34

Finding the Fourth Proportional to 1,579.25, 2,365.77 and 1,489.34

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Solution

The fourth proportional to 1,579.25, 2,365.77 and 1,489.34 is: 2,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.25 : 2,365.77 = 1,489.34 : x
  2. Step 2: Convert to fraction form
    1,579.25/2,365.77 = 1,489.34/x
  3. Step 3: Cross multiply
    1,579.25x = 2,365.77 × 1,489.34
  4. Step 4: Simplify right side
    1,579.25x = 3,523,435.89
  5. Step 5: Solve for x
    x = 3,523,435.89/1,579.25
  6. Step 6: Final answer
    x = 2,231.08

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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.