Home / 5,646.85-8,467.83-2,134.89

Finding the Fourth Proportional to 5,646.85, 8,467.83 and 2,134.89

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Solution

The fourth proportional to 5,646.85, 8,467.83 and 2,134.89 is: 3,201.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.85 : 8,467.83 = 2,134.89 : x
  2. Step 2: Convert to fraction form
    5,646.85/8,467.83 = 2,134.89/x
  3. Step 3: Cross multiply
    5,646.85x = 8,467.83 × 2,134.89
  4. Step 4: Simplify right side
    5,646.85x = 18,077,885.59
  5. Step 5: Solve for x
    x = 18,077,885.59/5,646.85
  6. Step 6: Final answer
    x = 3,201.41

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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.