Home / 3,113.94-4,667.85-1,727.94

Finding the Fourth Proportional to 3,113.94, 4,667.85 and 1,727.94

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Solution

The fourth proportional to 3,113.94, 4,667.85 and 1,727.94 is: 2,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.94 : 4,667.85 = 1,727.94 : x
  2. Step 2: Convert to fraction form
    3,113.94/4,667.85 = 1,727.94/x
  3. Step 3: Cross multiply
    3,113.94x = 4,667.85 × 1,727.94
  4. Step 4: Simplify right side
    3,113.94x = 8,065,764.73
  5. Step 5: Solve for x
    x = 8,065,764.73/3,113.94
  6. Step 6: Final answer
    x = 2,590.21

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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.