Home / 2,288.67-3,433.97-1,119.70

Finding the Fourth Proportional to 2,288.67, 3,433.97 and 1,119.70

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Solution

The fourth proportional to 2,288.67, 3,433.97 and 1,119.70 is: 1,680.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.67 : 3,433.97 = 1,119.70 : x
  2. Step 2: Convert to fraction form
    2,288.67/3,433.97 = 1,119.70/x
  3. Step 3: Cross multiply
    2,288.67x = 3,433.97 × 1,119.70
  4. Step 4: Simplify right side
    2,288.67x = 3,845,016.21
  5. Step 5: Solve for x
    x = 3,845,016.21/2,288.67
  6. Step 6: Final answer
    x = 1,680.02

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1.5x scale

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.