Home / 2,735.18-3,767.96-2,175.48

Finding the Fourth Proportional to 2,735.18, 3,767.96 and 2,175.48

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Solution

The fourth proportional to 2,735.18, 3,767.96 and 2,175.48 is: 2,996.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.18 : 3,767.96 = 2,175.48 : x
  2. Step 2: Convert to fraction form
    2,735.18/3,767.96 = 2,175.48/x
  3. Step 3: Cross multiply
    2,735.18x = 3,767.96 × 2,175.48
  4. Step 4: Simplify right side
    2,735.18x = 8,197,121.62
  5. Step 5: Solve for x
    x = 8,197,121.62/2,735.18
  6. Step 6: Final answer
    x = 2,996.92

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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.