Home / 5,814.88-8,021.96-3,875.03

Finding the Fourth Proportional to 5,814.88, 8,021.96 and 3,875.03

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Solution

The fourth proportional to 5,814.88, 8,021.96 and 3,875.03 is: 5,345.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.88 : 8,021.96 = 3,875.03 : x
  2. Step 2: Convert to fraction form
    5,814.88/8,021.96 = 3,875.03/x
  3. Step 3: Cross multiply
    5,814.88x = 8,021.96 × 3,875.03
  4. Step 4: Simplify right side
    5,814.88x = 31,085,335.66
  5. Step 5: Solve for x
    x = 31,085,335.66/5,814.88
  6. Step 6: Final answer
    x = 5,345.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.