Home / 1,934.21-2,667.24-1,655.37

Finding the Fourth Proportional to 1,934.21, 2,667.24 and 1,655.37

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Solution

The fourth proportional to 1,934.21, 2,667.24 and 1,655.37 is: 2,282.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.21 : 2,667.24 = 1,655.37 : x
  2. Step 2: Convert to fraction form
    1,934.21/2,667.24 = 1,655.37/x
  3. Step 3: Cross multiply
    1,934.21x = 2,667.24 × 1,655.37
  4. Step 4: Simplify right side
    1,934.21x = 4,415,269.08
  5. Step 5: Solve for x
    x = 4,415,269.08/1,934.21
  6. Step 6: Final answer
    x = 2,282.73

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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.