Home / 3,736.36-5,157.42-2,560.84

Finding the Fourth Proportional to 3,736.36, 5,157.42 and 2,560.84

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Solution

The fourth proportional to 3,736.36, 5,157.42 and 2,560.84 is: 3,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.36 : 5,157.42 = 2,560.84 : x
  2. Step 2: Convert to fraction form
    3,736.36/5,157.42 = 2,560.84/x
  3. Step 3: Cross multiply
    3,736.36x = 5,157.42 × 2,560.84
  4. Step 4: Simplify right side
    3,736.36x = 13,207,327.43
  5. Step 5: Solve for x
    x = 13,207,327.43/3,736.36
  6. Step 6: Final answer
    x = 3,534.81

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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.