Home / 2,005.58-2,767.68-1,166.46

Finding the Fourth Proportional to 2,005.58, 2,767.68 and 1,166.46

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Solution

The fourth proportional to 2,005.58, 2,767.68 and 1,166.46 is: 1,609.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005.58 : 2,767.68 = 1,166.46 : x
  2. Step 2: Convert to fraction form
    2,005.58/2,767.68 = 1,166.46/x
  3. Step 3: Cross multiply
    2,005.58x = 2,767.68 × 1,166.46
  4. Step 4: Simplify right side
    2,005.58x = 3,228,388.01
  5. Step 5: Solve for x
    x = 3,228,388.01/2,005.58
  6. Step 6: Final answer
    x = 1,609.71

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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.