Home / 3,629.68-5,445.44-1,032.64

Finding the Fourth Proportional to 3,629.68, 5,445.44 and 1,032.64

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Solution

The fourth proportional to 3,629.68, 5,445.44 and 1,032.64 is: 1,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.68 : 5,445.44 = 1,032.64 : x
  2. Step 2: Convert to fraction form
    3,629.68/5,445.44 = 1,032.64/x
  3. Step 3: Cross multiply
    3,629.68x = 5,445.44 × 1,032.64
  4. Step 4: Simplify right side
    3,629.68x = 5,623,179.16
  5. Step 5: Solve for x
    x = 5,623,179.16/3,629.68
  6. Step 6: Final answer
    x = 1,549.22

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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.