Home / 2,636.07-3,956.06-1,249.41

Finding the Fourth Proportional to 2,636.07, 3,956.06 and 1,249.41

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Solution

The fourth proportional to 2,636.07, 3,956.06 and 1,249.41 is: 1,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.07 : 3,956.06 = 1,249.41 : x
  2. Step 2: Convert to fraction form
    2,636.07/3,956.06 = 1,249.41/x
  3. Step 3: Cross multiply
    2,636.07x = 3,956.06 × 1,249.41
  4. Step 4: Simplify right side
    2,636.07x = 4,942,729.60
  5. Step 5: Solve for x
    x = 4,942,729.60/2,636.07
  6. Step 6: Final answer
    x = 1,875.04

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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.