Home / 1,657.30-2,286.69-1,067.14

Finding the Fourth Proportional to 1,657.30, 2,286.69 and 1,067.14

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Solution

The fourth proportional to 1,657.30, 2,286.69 and 1,067.14 is: 1,472.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.30 : 2,286.69 = 1,067.14 : x
  2. Step 2: Convert to fraction form
    1,657.30/2,286.69 = 1,067.14/x
  3. Step 3: Cross multiply
    1,657.30x = 2,286.69 × 1,067.14
  4. Step 4: Simplify right side
    1,657.30x = 2,440,218.37
  5. Step 5: Solve for x
    x = 2,440,218.37/1,657.30
  6. Step 6: Final answer
    x = 1,472.41

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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.