Home / 11,659.94-16,090.80-6,354.74

Finding the Fourth Proportional to 11,659.94, 16,090.80 and 6,354.74

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Solution

The fourth proportional to 11,659.94, 16,090.80 and 6,354.74 is: 8,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.94 : 16,090.80 = 6,354.74 : x
  2. Step 2: Convert to fraction form
    11,659.94/16,090.80 = 6,354.74/x
  3. Step 3: Cross multiply
    11,659.94x = 16,090.80 × 6,354.74
  4. Step 4: Simplify right side
    11,659.94x = 102,252,769.94
  5. Step 5: Solve for x
    x = 102,252,769.94/11,659.94
  6. Step 6: Final answer
    x = 8,769.58

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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.