Home / 4,170.36-5,753.37-2,679.15

Finding the Fourth Proportional to 4,170.36, 5,753.37 and 2,679.15

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Solution

The fourth proportional to 4,170.36, 5,753.37 and 2,679.15 is: 3,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.36 : 5,753.37 = 2,679.15 : x
  2. Step 2: Convert to fraction form
    4,170.36/5,753.37 = 2,679.15/x
  3. Step 3: Cross multiply
    4,170.36x = 5,753.37 × 2,679.15
  4. Step 4: Simplify right side
    4,170.36x = 15,414,141.24
  5. Step 5: Solve for x
    x = 15,414,141.24/4,170.36
  6. Step 6: Final answer
    x = 3,696.12

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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.