Home / 1,895.19-2,615.37-1,067.19

Finding the Fourth Proportional to 1,895.19, 2,615.37 and 1,067.19

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Solution

The fourth proportional to 1,895.19, 2,615.37 and 1,067.19 is: 1,472.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.19 : 2,615.37 = 1,067.19 : x
  2. Step 2: Convert to fraction form
    1,895.19/2,615.37 = 1,067.19/x
  3. Step 3: Cross multiply
    1,895.19x = 2,615.37 × 1,067.19
  4. Step 4: Simplify right side
    1,895.19x = 2,791,091.37
  5. Step 5: Solve for x
    x = 2,791,091.37/1,895.19
  6. Step 6: Final answer
    x = 1,472.72

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Half scale
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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.