Home / 11,769.64-16,240.80-6,735.22

Finding the Fourth Proportional to 11,769.64, 16,240.80 and 6,735.22

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Solution

The fourth proportional to 11,769.64, 16,240.80 and 6,735.22 is: 9,293.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.64 : 16,240.80 = 6,735.22 : x
  2. Step 2: Convert to fraction form
    11,769.64/16,240.80 = 6,735.22/x
  3. Step 3: Cross multiply
    11,769.64x = 16,240.80 × 6,735.22
  4. Step 4: Simplify right side
    11,769.64x = 109,385,345.63
  5. Step 5: Solve for x
    x = 109,385,345.63/11,769.64
  6. Step 6: Final answer
    x = 9,293.86

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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.