Home / 2,847.14-4,272.33-1,873.70

Finding the Fourth Proportional to 2,847.14, 4,272.33 and 1,873.70

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Solution

The fourth proportional to 2,847.14, 4,272.33 and 1,873.70 is: 2,811.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847.14 : 4,272.33 = 1,873.70 : x
  2. Step 2: Convert to fraction form
    2,847.14/4,272.33 = 1,873.70/x
  3. Step 3: Cross multiply
    2,847.14x = 4,272.33 × 1,873.70
  4. Step 4: Simplify right side
    2,847.14x = 8,005,064.72
  5. Step 5: Solve for x
    x = 8,005,064.72/2,847.14
  6. Step 6: Final answer
    x = 2,811.62

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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.