Home / 11,780.44-17,670.66-5,535.87

Finding the Fourth Proportional to 11,780.44, 17,670.66 and 5,535.87

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Solution

The fourth proportional to 11,780.44, 17,670.66 and 5,535.87 is: 8,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780.44 : 17,670.66 = 5,535.87 : x
  2. Step 2: Convert to fraction form
    11,780.44/17,670.66 = 5,535.87/x
  3. Step 3: Cross multiply
    11,780.44x = 17,670.66 × 5,535.87
  4. Step 4: Simplify right side
    11,780.44x = 97,822,388.22
  5. Step 5: Solve for x
    x = 97,822,388.22/11,780.44
  6. Step 6: Final answer
    x = 8,303.80

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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.