Home / 11,786.06-17,676.90-4,764.24

Finding the Fourth Proportional to 11,786.06, 17,676.90 and 4,764.24

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Solution

The fourth proportional to 11,786.06, 17,676.90 and 4,764.24 is: 7,145.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.06 : 17,676.90 = 4,764.24 : x
  2. Step 2: Convert to fraction form
    11,786.06/17,676.90 = 4,764.24/x
  3. Step 3: Cross multiply
    11,786.06x = 17,676.90 × 4,764.24
  4. Step 4: Simplify right side
    11,786.06x = 84,216,994.06
  5. Step 5: Solve for x
    x = 84,216,994.06/11,786.06
  6. Step 6: Final answer
    x = 7,145.47

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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.