Home / 1,508.01-2,069.97-1,338.51

Finding the Fourth Proportional to 1,508.01, 2,069.97 and 1,338.51

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Solution

The fourth proportional to 1,508.01, 2,069.97 and 1,338.51 is: 1,837.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.01 : 2,069.97 = 1,338.51 : x
  2. Step 2: Convert to fraction form
    1,508.01/2,069.97 = 1,338.51/x
  3. Step 3: Cross multiply
    1,508.01x = 2,069.97 × 1,338.51
  4. Step 4: Simplify right side
    1,508.01x = 2,770,675.54
  5. Step 5: Solve for x
    x = 2,770,675.54/1,508.01
  6. Step 6: Final answer
    x = 1,837.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.