Home / 5,909.37-8,867.15-3,828.84

Finding the Fourth Proportional to 5,909.37, 8,867.15 and 3,828.84

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Solution

The fourth proportional to 5,909.37, 8,867.15 and 3,828.84 is: 5,745.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.37 : 8,867.15 = 3,828.84 : x
  2. Step 2: Convert to fraction form
    5,909.37/8,867.15 = 3,828.84/x
  3. Step 3: Cross multiply
    5,909.37x = 8,867.15 × 3,828.84
  4. Step 4: Simplify right side
    5,909.37x = 33,950,835.13
  5. Step 5: Solve for x
    x = 33,950,835.13/5,909.37
  6. Step 6: Final answer
    x = 5,745.25

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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.