Home / 11,400.36-17,076.54-5,836.80

Finding the Fourth Proportional to 11,400.36, 17,076.54 and 5,836.80

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Solution

The fourth proportional to 11,400.36, 17,076.54 and 5,836.80 is: 8,742.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,400.36 : 17,076.54 = 5,836.80 : x
  2. Step 2: Convert to fraction form
    11,400.36/17,076.54 = 5,836.80/x
  3. Step 3: Cross multiply
    11,400.36x = 17,076.54 × 5,836.80
  4. Step 4: Simplify right side
    11,400.36x = 99,672,348.67
  5. Step 5: Solve for x
    x = 99,672,348.67/11,400.36
  6. Step 6: Final answer
    x = 8,742.91

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1.5x scale

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.