Home / 2,754.34-4,131.51-1,022.56

Finding the Fourth Proportional to 2,754.34, 4,131.51 and 1,022.56

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Solution

The fourth proportional to 2,754.34, 4,131.51 and 1,022.56 is: 1,533.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.34 : 4,131.51 = 1,022.56 : x
  2. Step 2: Convert to fraction form
    2,754.34/4,131.51 = 1,022.56/x
  3. Step 3: Cross multiply
    2,754.34x = 4,131.51 × 1,022.56
  4. Step 4: Simplify right side
    2,754.34x = 4,224,716.87
  5. Step 5: Solve for x
    x = 4,224,716.87/2,754.34
  6. Step 6: Final answer
    x = 1,533.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.