Home / 11,910.49-16,437.42-6,606.34

Finding the Fourth Proportional to 11,910.49, 16,437.42 and 6,606.34

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Solution

The fourth proportional to 11,910.49, 16,437.42 and 6,606.34 is: 9,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,910.49 : 16,437.42 = 6,606.34 : x
  2. Step 2: Convert to fraction form
    11,910.49/16,437.42 = 6,606.34/x
  3. Step 3: Cross multiply
    11,910.49x = 16,437.42 × 6,606.34
  4. Step 4: Simplify right side
    11,910.49x = 108,591,185.24
  5. Step 5: Solve for x
    x = 108,591,185.24/11,910.49
  6. Step 6: Final answer
    x = 9,117.27

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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.