Home / 2,067.87-2,854.35-1,184.56

Finding the Fourth Proportional to 2,067.87, 2,854.35 and 1,184.56

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Solution

The fourth proportional to 2,067.87, 2,854.35 and 1,184.56 is: 1,635.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.87 : 2,854.35 = 1,184.56 : x
  2. Step 2: Convert to fraction form
    2,067.87/2,854.35 = 1,184.56/x
  3. Step 3: Cross multiply
    2,067.87x = 2,854.35 × 1,184.56
  4. Step 4: Simplify right side
    2,067.87x = 3,381,148.84
  5. Step 5: Solve for x
    x = 3,381,148.84/2,067.87
  6. Step 6: Final answer
    x = 1,635.09

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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.