Home / 2,736.94-4,107.03-1,006.78

Finding the Fourth Proportional to 2,736.94, 4,107.03 and 1,006.78

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Solution

The fourth proportional to 2,736.94, 4,107.03 and 1,006.78 is: 1,510.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.94 : 4,107.03 = 1,006.78 : x
  2. Step 2: Convert to fraction form
    2,736.94/4,107.03 = 1,006.78/x
  3. Step 3: Cross multiply
    2,736.94x = 4,107.03 × 1,006.78
  4. Step 4: Simplify right side
    2,736.94x = 4,134,875.66
  5. Step 5: Solve for x
    x = 4,134,875.66/2,736.94
  6. Step 6: Final answer
    x = 1,510.77

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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.