Home / 2,210.25-3,311.13-1,374.84

Finding the Fourth Proportional to 2,210.25, 3,311.13 and 1,374.84

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Solution

The fourth proportional to 2,210.25, 3,311.13 and 1,374.84 is: 2,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.25 : 3,311.13 = 1,374.84 : x
  2. Step 2: Convert to fraction form
    2,210.25/3,311.13 = 1,374.84/x
  3. Step 3: Cross multiply
    2,210.25x = 3,311.13 × 1,374.84
  4. Step 4: Simplify right side
    2,210.25x = 4,552,273.97
  5. Step 5: Solve for x
    x = 4,552,273.97/2,210.25
  6. Step 6: Final answer
    x = 2,059.62

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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.