Home / 3,080.97-4,250.70-1,901.16

Finding the Fourth Proportional to 3,080.97, 4,250.70 and 1,901.16

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Solution

The fourth proportional to 3,080.97, 4,250.70 and 1,901.16 is: 2,622.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.97 : 4,250.70 = 1,901.16 : x
  2. Step 2: Convert to fraction form
    3,080.97/4,250.70 = 1,901.16/x
  3. Step 3: Cross multiply
    3,080.97x = 4,250.70 × 1,901.16
  4. Step 4: Simplify right side
    3,080.97x = 8,081,260.81
  5. Step 5: Solve for x
    x = 8,081,260.81/3,080.97
  6. Step 6: Final answer
    x = 2,622.96

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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.