Home / 3,513.83-5,268.96-1,172.99

Finding the Fourth Proportional to 3,513.83, 5,268.96 and 1,172.99

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Solution

The fourth proportional to 3,513.83, 5,268.96 and 1,172.99 is: 1,758.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.83 : 5,268.96 = 1,172.99 : x
  2. Step 2: Convert to fraction form
    3,513.83/5,268.96 = 1,172.99/x
  3. Step 3: Cross multiply
    3,513.83x = 5,268.96 × 1,172.99
  4. Step 4: Simplify right side
    3,513.83x = 6,180,452.20
  5. Step 5: Solve for x
    x = 6,180,452.20/3,513.83
  6. Step 6: Final answer
    x = 1,758.89

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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.