Home / 2,915.49-4,023.44-1,589.26

Finding the Fourth Proportional to 2,915.49, 4,023.44 and 1,589.26

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Solution

The fourth proportional to 2,915.49, 4,023.44 and 1,589.26 is: 2,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.49 : 4,023.44 = 1,589.26 : x
  2. Step 2: Convert to fraction form
    2,915.49/4,023.44 = 1,589.26/x
  3. Step 3: Cross multiply
    2,915.49x = 4,023.44 × 1,589.26
  4. Step 4: Simplify right side
    2,915.49x = 6,394,292.25
  5. Step 5: Solve for x
    x = 6,394,292.25/2,915.49
  6. Step 6: Final answer
    x = 2,193.21

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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.