Home / 1,853.80-2,558.17-1,067.69

Finding the Fourth Proportional to 1,853.80, 2,558.17 and 1,067.69

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Solution

The fourth proportional to 1,853.80, 2,558.17 and 1,067.69 is: 1,473.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.80 : 2,558.17 = 1,067.69 : x
  2. Step 2: Convert to fraction form
    1,853.80/2,558.17 = 1,067.69/x
  3. Step 3: Cross multiply
    1,853.80x = 2,558.17 × 1,067.69
  4. Step 4: Simplify right side
    1,853.80x = 2,731,332.53
  5. Step 5: Solve for x
    x = 2,731,332.53/1,853.80
  6. Step 6: Final answer
    x = 1,473.37

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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.