Home / 2,176.63-3,266.07-1,080.97

Finding the Fourth Proportional to 2,176.63, 3,266.07 and 1,080.97

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Solution

The fourth proportional to 2,176.63, 3,266.07 and 1,080.97 is: 1,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.63 : 3,266.07 = 1,080.97 : x
  2. Step 2: Convert to fraction form
    2,176.63/3,266.07 = 1,080.97/x
  3. Step 3: Cross multiply
    2,176.63x = 3,266.07 × 1,080.97
  4. Step 4: Simplify right side
    2,176.63x = 3,530,523.69
  5. Step 5: Solve for x
    x = 3,530,523.69/2,176.63
  6. Step 6: Final answer
    x = 1,622.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.