Home / 1,853.72-2,558.13-1,067.77

Finding the Fourth Proportional to 1,853.72, 2,558.13 and 1,067.77

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Solution

The fourth proportional to 1,853.72, 2,558.13 and 1,067.77 is: 1,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.72 : 2,558.13 = 1,067.77 : x
  2. Step 2: Convert to fraction form
    1,853.72/2,558.13 = 1,067.77/x
  3. Step 3: Cross multiply
    1,853.72x = 2,558.13 × 1,067.77
  4. Step 4: Simplify right side
    1,853.72x = 2,731,485.28
  5. Step 5: Solve for x
    x = 2,731,485.28/1,853.72
  6. Step 6: Final answer
    x = 1,473.52

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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.