Home / 3,669.08-5,500.06-1,202.20

Finding the Fourth Proportional to 3,669.08, 5,500.06 and 1,202.20

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Solution

The fourth proportional to 3,669.08, 5,500.06 and 1,202.20 is: 1,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.08 : 5,500.06 = 1,202.20 : x
  2. Step 2: Convert to fraction form
    3,669.08/5,500.06 = 1,202.20/x
  3. Step 3: Cross multiply
    3,669.08x = 5,500.06 × 1,202.20
  4. Step 4: Simplify right side
    3,669.08x = 6,612,172.13
  5. Step 5: Solve for x
    x = 6,612,172.13/3,669.08
  6. Step 6: Final answer
    x = 1,802.13

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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.