Home / 5,811.36-8,019.80-3,293.42

Finding the Fourth Proportional to 5,811.36, 8,019.80 and 3,293.42

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Solution

The fourth proportional to 5,811.36, 8,019.80 and 3,293.42 is: 4,544.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.36 : 8,019.80 = 3,293.42 : x
  2. Step 2: Convert to fraction form
    5,811.36/8,019.80 = 3,293.42/x
  3. Step 3: Cross multiply
    5,811.36x = 8,019.80 × 3,293.42
  4. Step 4: Simplify right side
    5,811.36x = 26,412,513.15
  5. Step 5: Solve for x
    x = 26,412,513.15/5,811.36
  6. Step 6: Final answer
    x = 4,544.98

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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.