Home / 3,425.55-4,727.48-1,932.92

Finding the Fourth Proportional to 3,425.55, 4,727.48 and 1,932.92

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Solution

The fourth proportional to 3,425.55, 4,727.48 and 1,932.92 is: 2,667.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.55 : 4,727.48 = 1,932.92 : x
  2. Step 2: Convert to fraction form
    3,425.55/4,727.48 = 1,932.92/x
  3. Step 3: Cross multiply
    3,425.55x = 4,727.48 × 1,932.92
  4. Step 4: Simplify right side
    3,425.55x = 9,137,849.24
  5. Step 5: Solve for x
    x = 9,137,849.24/3,425.55
  6. Step 6: Final answer
    x = 2,667.56

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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.