Home / 5,909.25-8,155.58-3,812.97

Finding the Fourth Proportional to 5,909.25, 8,155.58 and 3,812.97

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Solution

The fourth proportional to 5,909.25, 8,155.58 and 3,812.97 is: 5,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.25 : 8,155.58 = 3,812.97 : x
  2. Step 2: Convert to fraction form
    5,909.25/8,155.58 = 3,812.97/x
  3. Step 3: Cross multiply
    5,909.25x = 8,155.58 × 3,812.97
  4. Step 4: Simplify right side
    5,909.25x = 31,096,962.81
  5. Step 5: Solve for x
    x = 31,096,962.81/5,909.25
  6. Step 6: Final answer
    x = 5,262.42

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