Home / 3,109.74-4,661.55-2,014.62

Finding the Fourth Proportional to 3,109.74, 4,661.55 and 2,014.62

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Solution

The fourth proportional to 3,109.74, 4,661.55 and 2,014.62 is: 3,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109.74 : 4,661.55 = 2,014.62 : x
  2. Step 2: Convert to fraction form
    3,109.74/4,661.55 = 2,014.62/x
  3. Step 3: Cross multiply
    3,109.74x = 4,661.55 × 2,014.62
  4. Step 4: Simplify right side
    3,109.74x = 9,391,251.86
  5. Step 5: Solve for x
    x = 9,391,251.86/3,109.74
  6. Step 6: Final answer
    x = 3,019.95

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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.