Home / 11,779.20-17,663.12-6,850.26

Finding the Fourth Proportional to 11,779.20, 17,663.12 and 6,850.26

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Solution

The fourth proportional to 11,779.20, 17,663.12 and 6,850.26 is: 10,272.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.20 : 17,663.12 = 6,850.26 : x
  2. Step 2: Convert to fraction form
    11,779.20/17,663.12 = 6,850.26/x
  3. Step 3: Cross multiply
    11,779.20x = 17,663.12 × 6,850.26
  4. Step 4: Simplify right side
    11,779.20x = 120,996,964.41
  5. Step 5: Solve for x
    x = 120,996,964.41/11,779.20
  6. Step 6: Final answer
    x = 10,272.09

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1.5x scale

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.