Home / 11,659.61-16,090.26-6,354.43

Finding the Fourth Proportional to 11,659.61, 16,090.26 and 6,354.43

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Solution

The fourth proportional to 11,659.61, 16,090.26 and 6,354.43 is: 8,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.61 : 16,090.26 = 6,354.43 : x
  2. Step 2: Convert to fraction form
    11,659.61/16,090.26 = 6,354.43/x
  3. Step 3: Cross multiply
    11,659.61x = 16,090.26 × 6,354.43
  4. Step 4: Simplify right side
    11,659.61x = 102,244,390.63
  5. Step 5: Solve for x
    x = 102,244,390.63/11,659.61
  6. Step 6: Final answer
    x = 8,769.11

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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.