Home / 11,659.43-16,090.36-6,354.59

Finding the Fourth Proportional to 11,659.43, 16,090.36 and 6,354.59

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Solution

The fourth proportional to 11,659.43, 16,090.36 and 6,354.59 is: 8,769.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.43 : 16,090.36 = 6,354.59 : x
  2. Step 2: Convert to fraction form
    11,659.43/16,090.36 = 6,354.59/x
  3. Step 3: Cross multiply
    11,659.43x = 16,090.36 × 6,354.59
  4. Step 4: Simplify right side
    11,659.43x = 102,247,665.09
  5. Step 5: Solve for x
    x = 102,247,665.09/11,659.43
  6. Step 6: Final answer
    x = 8,769.52

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1.5x scale

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.