Home / 3,091.51-4,266.29-1,694.26

Finding the Fourth Proportional to 3,091.51, 4,266.29 and 1,694.26

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Solution

The fourth proportional to 3,091.51, 4,266.29 and 1,694.26 is: 2,338.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.51 : 4,266.29 = 1,694.26 : x
  2. Step 2: Convert to fraction form
    3,091.51/4,266.29 = 1,694.26/x
  3. Step 3: Cross multiply
    3,091.51x = 4,266.29 × 1,694.26
  4. Step 4: Simplify right side
    3,091.51x = 7,228,204.50
  5. Step 5: Solve for x
    x = 7,228,204.50/3,091.51
  6. Step 6: Final answer
    x = 2,338.08

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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.