Home / 1,895.13-2,615.28-1,067.13

Finding the Fourth Proportional to 1,895.13, 2,615.28 and 1,067.13

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Solution

The fourth proportional to 1,895.13, 2,615.28 and 1,067.13 is: 1,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.13 : 2,615.28 = 1,067.13 : x
  2. Step 2: Convert to fraction form
    1,895.13/2,615.28 = 1,067.13/x
  3. Step 3: Cross multiply
    1,895.13x = 2,615.28 × 1,067.13
  4. Step 4: Simplify right side
    1,895.13x = 2,790,843.75
  5. Step 5: Solve for x
    x = 2,790,843.75/1,895.13
  6. Step 6: Final answer
    x = 1,472.64

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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.