Home / 8,021.76-12,035.88-3,094.08

Finding the Fourth Proportional to 8,021.76, 12,035.88 and 3,094.08

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Solution

The fourth proportional to 8,021.76, 12,035.88 and 3,094.08 is: 4,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.76 : 12,035.88 = 3,094.08 : x
  2. Step 2: Convert to fraction form
    8,021.76/12,035.88 = 3,094.08/x
  3. Step 3: Cross multiply
    8,021.76x = 12,035.88 × 3,094.08
  4. Step 4: Simplify right side
    8,021.76x = 37,239,975.59
  5. Step 5: Solve for x
    x = 37,239,975.59/8,021.76
  6. Step 6: Final answer
    x = 4,642.37

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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.