Home / 3,669.53-5,504.67-1,330.16

Finding the Fourth Proportional to 3,669.53, 5,504.67 and 1,330.16

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Solution

The fourth proportional to 3,669.53, 5,504.67 and 1,330.16 is: 1,995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.53 : 5,504.67 = 1,330.16 : x
  2. Step 2: Convert to fraction form
    3,669.53/5,504.67 = 1,330.16/x
  3. Step 3: Cross multiply
    3,669.53x = 5,504.67 × 1,330.16
  4. Step 4: Simplify right side
    3,669.53x = 7,322,064.32
  5. Step 5: Solve for x
    x = 7,322,064.32/3,669.53
  6. Step 6: Final answer
    x = 1,995.37

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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.