Home / 2,915.97-4,024.09-1,589.73

Finding the Fourth Proportional to 2,915.97, 4,024.09 and 1,589.73

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Solution

The fourth proportional to 2,915.97, 4,024.09 and 1,589.73 is: 2,193.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.97 : 4,024.09 = 1,589.73 : x
  2. Step 2: Convert to fraction form
    2,915.97/4,024.09 = 1,589.73/x
  3. Step 3: Cross multiply
    2,915.97x = 4,024.09 × 1,589.73
  4. Step 4: Simplify right side
    2,915.97x = 6,397,216.60
  5. Step 5: Solve for x
    x = 6,397,216.60/2,915.97
  6. Step 6: Final answer
    x = 2,193.86

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1.5x scale

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.