Home / 3,425.96-4,727.78-2,029.48

Finding the Fourth Proportional to 3,425.96, 4,727.78 and 2,029.48

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Solution

The fourth proportional to 3,425.96, 4,727.78 and 2,029.48 is: 2,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.96 : 4,727.78 = 2,029.48 : x
  2. Step 2: Convert to fraction form
    3,425.96/4,727.78 = 2,029.48/x
  3. Step 3: Cross multiply
    3,425.96x = 4,727.78 × 2,029.48
  4. Step 4: Simplify right side
    3,425.96x = 9,594,934.95
  5. Step 5: Solve for x
    x = 9,594,934.95/3,425.96
  6. Step 6: Final answer
    x = 2,800.66

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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.