Home / 3,096.49-4,273.99-1,916.90

Finding the Fourth Proportional to 3,096.49, 4,273.99 and 1,916.90

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Solution

The fourth proportional to 3,096.49, 4,273.99 and 1,916.90 is: 2,645.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.49 : 4,273.99 = 1,916.90 : x
  2. Step 2: Convert to fraction form
    3,096.49/4,273.99 = 1,916.90/x
  3. Step 3: Cross multiply
    3,096.49x = 4,273.99 × 1,916.90
  4. Step 4: Simplify right side
    3,096.49x = 8,192,817.32
  5. Step 5: Solve for x
    x = 8,192,817.32/3,096.49
  6. Step 6: Final answer
    x = 2,645.84

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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.