Home / 5,667.73-7,821.22-3,150.02

Finding the Fourth Proportional to 5,667.73, 7,821.22 and 3,150.02

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Solution

The fourth proportional to 5,667.73, 7,821.22 and 3,150.02 is: 4,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667.73 : 7,821.22 = 3,150.02 : x
  2. Step 2: Convert to fraction form
    5,667.73/7,821.22 = 3,150.02/x
  3. Step 3: Cross multiply
    5,667.73x = 7,821.22 × 3,150.02
  4. Step 4: Simplify right side
    5,667.73x = 24,636,999.42
  5. Step 5: Solve for x
    x = 24,636,999.42/5,667.73
  6. Step 6: Final answer
    x = 4,346.89

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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.