Home / 2,055.36-2,836.38-1,269.26

Finding the Fourth Proportional to 2,055.36, 2,836.38 and 1,269.26

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Solution

The fourth proportional to 2,055.36, 2,836.38 and 1,269.26 is: 1,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.36 : 2,836.38 = 1,269.26 : x
  2. Step 2: Convert to fraction form
    2,055.36/2,836.38 = 1,269.26/x
  3. Step 3: Cross multiply
    2,055.36x = 2,836.38 × 1,269.26
  4. Step 4: Simplify right side
    2,055.36x = 3,600,103.68
  5. Step 5: Solve for x
    x = 3,600,103.68/2,055.36
  6. Step 6: Final answer
    x = 1,751.57

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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.