Home / 2,915.26-4,023.07-1,588.97

Finding the Fourth Proportional to 2,915.26, 4,023.07 and 1,588.97

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Solution

The fourth proportional to 2,915.26, 4,023.07 and 1,588.97 is: 2,192.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.26 : 4,023.07 = 1,588.97 : x
  2. Step 2: Convert to fraction form
    2,915.26/4,023.07 = 1,588.97/x
  3. Step 3: Cross multiply
    2,915.26x = 4,023.07 × 1,588.97
  4. Step 4: Simplify right side
    2,915.26x = 6,392,537.54
  5. Step 5: Solve for x
    x = 6,392,537.54/2,915.26
  6. Step 6: Final answer
    x = 2,192.78

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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.