Home / 5,825.85-8,039.37-3,307.90

Finding the Fourth Proportional to 5,825.85, 8,039.37 and 3,307.90

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Solution

The fourth proportional to 5,825.85, 8,039.37 and 3,307.90 is: 4,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.85 : 8,039.37 = 3,307.90 : x
  2. Step 2: Convert to fraction form
    5,825.85/8,039.37 = 3,307.90/x
  3. Step 3: Cross multiply
    5,825.85x = 8,039.37 × 3,307.90
  4. Step 4: Simplify right side
    5,825.85x = 26,593,415.48
  5. Step 5: Solve for x
    x = 26,593,415.48/5,825.85
  6. Step 6: Final answer
    x = 4,564.73

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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.