Home / 1,853.51-2,558.12-1,067.40

Finding the Fourth Proportional to 1,853.51, 2,558.12 and 1,067.40

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Solution

The fourth proportional to 1,853.51, 2,558.12 and 1,067.40 is: 1,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.51 : 2,558.12 = 1,067.40 : x
  2. Step 2: Convert to fraction form
    1,853.51/2,558.12 = 1,067.40/x
  3. Step 3: Cross multiply
    1,853.51x = 2,558.12 × 1,067.40
  4. Step 4: Simplify right side
    1,853.51x = 2,730,531.95
  5. Step 5: Solve for x
    x = 2,730,531.95/1,853.51
  6. Step 6: Final answer
    x = 1,473.17

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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.