Home / 2,273.14-3,406.47-1,119.70

Finding the Fourth Proportional to 2,273.14, 3,406.47 and 1,119.70

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Solution

The fourth proportional to 2,273.14, 3,406.47 and 1,119.70 is: 1,677.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.14 : 3,406.47 = 1,119.70 : x
  2. Step 2: Convert to fraction form
    2,273.14/3,406.47 = 1,119.70/x
  3. Step 3: Cross multiply
    2,273.14x = 3,406.47 × 1,119.70
  4. Step 4: Simplify right side
    2,273.14x = 3,814,224.46
  5. Step 5: Solve for x
    x = 3,814,224.46/2,273.14
  6. Step 6: Final answer
    x = 1,677.95

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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.