Home / 8,478.33-12,717.52-2,634.94

Finding the Fourth Proportional to 8,478.33, 12,717.52 and 2,634.94

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Solution

The fourth proportional to 8,478.33, 12,717.52 and 2,634.94 is: 3,952.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478.33 : 12,717.52 = 2,634.94 : x
  2. Step 2: Convert to fraction form
    8,478.33/12,717.52 = 2,634.94/x
  3. Step 3: Cross multiply
    8,478.33x = 12,717.52 × 2,634.94
  4. Step 4: Simplify right side
    8,478.33x = 33,509,863.77
  5. Step 5: Solve for x
    x = 33,509,863.77/8,478.33
  6. Step 6: Final answer
    x = 3,952.41

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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.