Home / 9,781.56-14,667.03-3,453.27

Finding the Fourth Proportional to 9,781.56, 14,667.03 and 3,453.27

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Solution

The fourth proportional to 9,781.56, 14,667.03 and 3,453.27 is: 5,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781.56 : 14,667.03 = 3,453.27 : x
  2. Step 2: Convert to fraction form
    9,781.56/14,667.03 = 3,453.27/x
  3. Step 3: Cross multiply
    9,781.56x = 14,667.03 × 3,453.27
  4. Step 4: Simplify right side
    9,781.56x = 50,649,214.69
  5. Step 5: Solve for x
    x = 50,649,214.69/9,781.56
  6. Step 6: Final answer
    x = 5,178.03

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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.