Home / 3,667.12-5,500.06-1,201.88

Finding the Fourth Proportional to 3,667.12, 5,500.06 and 1,201.88

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Solution

The fourth proportional to 3,667.12, 5,500.06 and 1,201.88 is: 1,802.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667.12 : 5,500.06 = 1,201.88 : x
  2. Step 2: Convert to fraction form
    3,667.12/5,500.06 = 1,201.88/x
  3. Step 3: Cross multiply
    3,667.12x = 5,500.06 × 1,201.88
  4. Step 4: Simplify right side
    3,667.12x = 6,610,412.11
  5. Step 5: Solve for x
    x = 6,610,412.11/3,667.12
  6. Step 6: Final answer
    x = 1,802.62

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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.