Home / 8,277.75-12,417.99-2,731.41

Finding the Fourth Proportional to 8,277.75, 12,417.99 and 2,731.41

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Solution

The fourth proportional to 8,277.75, 12,417.99 and 2,731.41 is: 4,097.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.75 : 12,417.99 = 2,731.41 : x
  2. Step 2: Convert to fraction form
    8,277.75/12,417.99 = 2,731.41/x
  3. Step 3: Cross multiply
    8,277.75x = 12,417.99 × 2,731.41
  4. Step 4: Simplify right side
    8,277.75x = 33,918,622.07
  5. Step 5: Solve for x
    x = 33,918,622.07/8,277.75
  6. Step 6: Final answer
    x = 4,097.57

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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.