Home / 3,924.18-5,886.81-2,074.95

Finding the Fourth Proportional to 3,924.18, 5,886.81 and 2,074.95

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Solution

The fourth proportional to 3,924.18, 5,886.81 and 2,074.95 is: 3,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.18 : 5,886.81 = 2,074.95 : x
  2. Step 2: Convert to fraction form
    3,924.18/5,886.81 = 2,074.95/x
  3. Step 3: Cross multiply
    3,924.18x = 5,886.81 × 2,074.95
  4. Step 4: Simplify right side
    3,924.18x = 12,214,836.41
  5. Step 5: Solve for x
    x = 12,214,836.41/3,924.18
  6. Step 6: Final answer
    x = 3,112.71

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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.