Home / 11,659.86-16,090.50-6,354.66

Finding the Fourth Proportional to 11,659.86, 16,090.50 and 6,354.66

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Solution

The fourth proportional to 11,659.86, 16,090.50 and 6,354.66 is: 8,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.86 : 16,090.50 = 6,354.66 : x
  2. Step 2: Convert to fraction form
    11,659.86/16,090.50 = 6,354.66/x
  3. Step 3: Cross multiply
    11,659.86x = 16,090.50 × 6,354.66
  4. Step 4: Simplify right side
    11,659.86x = 102,249,656.73
  5. Step 5: Solve for x
    x = 102,249,656.73/11,659.86
  6. Step 6: Final answer
    x = 8,769.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.