Home / 3,696.37-5,102.18-2,125.51

Finding the Fourth Proportional to 3,696.37, 5,102.18 and 2,125.51

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Solution

The fourth proportional to 3,696.37, 5,102.18 and 2,125.51 is: 2,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.37 : 5,102.18 = 2,125.51 : x
  2. Step 2: Convert to fraction form
    3,696.37/5,102.18 = 2,125.51/x
  3. Step 3: Cross multiply
    3,696.37x = 5,102.18 × 2,125.51
  4. Step 4: Simplify right side
    3,696.37x = 10,844,723.98
  5. Step 5: Solve for x
    x = 10,844,723.98/3,696.37
  6. Step 6: Final answer
    x = 2,933.88

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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.