Home / 11,770.32-16,240.14-6,665.96

Finding the Fourth Proportional to 11,770.32, 16,240.14 and 6,665.96

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Solution

The fourth proportional to 11,770.32, 16,240.14 and 6,665.96 is: 9,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.32 : 16,240.14 = 6,665.96 : x
  2. Step 2: Convert to fraction form
    11,770.32/16,240.14 = 6,665.96/x
  3. Step 3: Cross multiply
    11,770.32x = 16,240.14 × 6,665.96
  4. Step 4: Simplify right side
    11,770.32x = 108,256,123.63
  5. Step 5: Solve for x
    x = 108,256,123.63/11,770.32
  6. Step 6: Final answer
    x = 9,197.38

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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.