Home / 2,170.46-2,995.23-1,175.73

Finding the Fourth Proportional to 2,170.46, 2,995.23 and 1,175.73

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Solution

The fourth proportional to 2,170.46, 2,995.23 and 1,175.73 is: 1,622.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170.46 : 2,995.23 = 1,175.73 : x
  2. Step 2: Convert to fraction form
    2,170.46/2,995.23 = 1,175.73/x
  3. Step 3: Cross multiply
    2,170.46x = 2,995.23 × 1,175.73
  4. Step 4: Simplify right side
    2,170.46x = 3,521,580.30
  5. Step 5: Solve for x
    x = 3,521,580.30/2,170.46
  6. Step 6: Final answer
    x = 1,622.51

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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.