Home / 3,667.13-5,500.80-1,327.35

Finding the Fourth Proportional to 3,667.13, 5,500.80 and 1,327.35

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Solution

The fourth proportional to 3,667.13, 5,500.80 and 1,327.35 is: 1,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667.13 : 5,500.80 = 1,327.35 : x
  2. Step 2: Convert to fraction form
    3,667.13/5,500.80 = 1,327.35/x
  3. Step 3: Cross multiply
    3,667.13x = 5,500.80 × 1,327.35
  4. Step 4: Simplify right side
    3,667.13x = 7,301,486.88
  5. Step 5: Solve for x
    x = 7,301,486.88/3,667.13
  6. Step 6: Final answer
    x = 1,991.06

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1.5x scale

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.