Home / 1,501.82-2,067.97-1,186.07

Finding the Fourth Proportional to 1,501.82, 2,067.97 and 1,186.07

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Solution

The fourth proportional to 1,501.82, 2,067.97 and 1,186.07 is: 1,633.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.82 : 2,067.97 = 1,186.07 : x
  2. Step 2: Convert to fraction form
    1,501.82/2,067.97 = 1,186.07/x
  3. Step 3: Cross multiply
    1,501.82x = 2,067.97 × 1,186.07
  4. Step 4: Simplify right side
    1,501.82x = 2,452,750.25
  5. Step 5: Solve for x
    x = 2,452,750.25/1,501.82
  6. Step 6: Final answer
    x = 1,633.19

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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.