Home / 3,096.16-4,273.05-2,151.70

Finding the Fourth Proportional to 3,096.16, 4,273.05 and 2,151.70

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Solution

The fourth proportional to 3,096.16, 4,273.05 and 2,151.70 is: 2,969.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.16 : 4,273.05 = 2,151.70 : x
  2. Step 2: Convert to fraction form
    3,096.16/4,273.05 = 2,151.70/x
  3. Step 3: Cross multiply
    3,096.16x = 4,273.05 × 2,151.70
  4. Step 4: Simplify right side
    3,096.16x = 9,194,289.56
  5. Step 5: Solve for x
    x = 9,194,289.56/3,096.16
  6. Step 6: Final answer
    x = 2,969.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.