Home / 2,936.76-4,402.26-1,206.36

Finding the Fourth Proportional to 2,936.76, 4,402.26 and 1,206.36

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Solution

The fourth proportional to 2,936.76, 4,402.26 and 1,206.36 is: 1,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.76 : 4,402.26 = 1,206.36 : x
  2. Step 2: Convert to fraction form
    2,936.76/4,402.26 = 1,206.36/x
  3. Step 3: Cross multiply
    2,936.76x = 4,402.26 × 1,206.36
  4. Step 4: Simplify right side
    2,936.76x = 5,310,710.37
  5. Step 5: Solve for x
    x = 5,310,710.37/2,936.76
  6. Step 6: Final answer
    x = 1,808.36

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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.