Home / 1,786.38-2,466.28-1,166.46

Finding the Fourth Proportional to 1,786.38, 2,466.28 and 1,166.46

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Solution

The fourth proportional to 1,786.38, 2,466.28 and 1,166.46 is: 1,610.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786.38 : 2,466.28 = 1,166.46 : x
  2. Step 2: Convert to fraction form
    1,786.38/2,466.28 = 1,166.46/x
  3. Step 3: Cross multiply
    1,786.38x = 2,466.28 × 1,166.46
  4. Step 4: Simplify right side
    1,786.38x = 2,876,816.97
  5. Step 5: Solve for x
    x = 2,876,816.97/1,786.38
  6. Step 6: Final answer
    x = 1,610.42

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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.