Home / 3,100.06-4,282.23-2,954.26

Finding the Fourth Proportional to 3,100.06, 4,282.23 and 2,954.26

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Solution

The fourth proportional to 3,100.06, 4,282.23 and 2,954.26 is: 4,080.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.06 : 4,282.23 = 2,954.26 : x
  2. Step 2: Convert to fraction form
    3,100.06/4,282.23 = 2,954.26/x
  3. Step 3: Cross multiply
    3,100.06x = 4,282.23 × 2,954.26
  4. Step 4: Simplify right side
    3,100.06x = 12,650,820.80
  5. Step 5: Solve for x
    x = 12,650,820.80/3,100.06
  6. Step 6: Final answer
    x = 4,080.83

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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.