Home / 8,277.52-12,415.64-2,731.04

Finding the Fourth Proportional to 8,277.52, 12,415.64 and 2,731.04

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Solution

The fourth proportional to 8,277.52, 12,415.64 and 2,731.04 is: 4,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.52 : 12,415.64 = 2,731.04 : x
  2. Step 2: Convert to fraction form
    8,277.52/12,415.64 = 2,731.04/x
  3. Step 3: Cross multiply
    8,277.52x = 12,415.64 × 2,731.04
  4. Step 4: Simplify right side
    8,277.52x = 33,907,609.47
  5. Step 5: Solve for x
    x = 33,907,609.47/8,277.52
  6. Step 6: Final answer
    x = 4,096.35

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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.