Home / 11,453.40-17,180.54-4,057.88

Finding the Fourth Proportional to 11,453.40, 17,180.54 and 4,057.88

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Solution

The fourth proportional to 11,453.40, 17,180.54 and 4,057.88 is: 6,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.40 : 17,180.54 = 4,057.88 : x
  2. Step 2: Convert to fraction form
    11,453.40/17,180.54 = 4,057.88/x
  3. Step 3: Cross multiply
    11,453.40x = 17,180.54 × 4,057.88
  4. Step 4: Simplify right side
    11,453.40x = 69,716,569.66
  5. Step 5: Solve for x
    x = 69,716,569.66/11,453.40
  6. Step 6: Final answer
    x = 6,086.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.