Home / 3,757.18-5,185.26-2,185.24

Finding the Fourth Proportional to 3,757.18, 5,185.26 and 2,185.24

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Solution

The fourth proportional to 3,757.18, 5,185.26 and 2,185.24 is: 3,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.18 : 5,185.26 = 2,185.24 : x
  2. Step 2: Convert to fraction form
    3,757.18/5,185.26 = 2,185.24/x
  3. Step 3: Cross multiply
    3,757.18x = 5,185.26 × 2,185.24
  4. Step 4: Simplify right side
    3,757.18x = 11,331,037.56
  5. Step 5: Solve for x
    x = 11,331,037.56/3,757.18
  6. Step 6: Final answer
    x = 3,015.84

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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.