Home / 4,051.67-6,078.34-1,711.68

Finding the Fourth Proportional to 4,051.67, 6,078.34 and 1,711.68

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Solution

The fourth proportional to 4,051.67, 6,078.34 and 1,711.68 is: 2,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.67 : 6,078.34 = 1,711.68 : x
  2. Step 2: Convert to fraction form
    4,051.67/6,078.34 = 1,711.68/x
  3. Step 3: Cross multiply
    4,051.67x = 6,078.34 × 1,711.68
  4. Step 4: Simplify right side
    4,051.67x = 10,404,186.55
  5. Step 5: Solve for x
    x = 10,404,186.55/4,051.67
  6. Step 6: Final answer
    x = 2,567.88

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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.