Home / 3,539.13-5,306.64-1,198.35

Finding the Fourth Proportional to 3,539.13, 5,306.64 and 1,198.35

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Solution

The fourth proportional to 3,539.13, 5,306.64 and 1,198.35 is: 1,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.13 : 5,306.64 = 1,198.35 : x
  2. Step 2: Convert to fraction form
    3,539.13/5,306.64 = 1,198.35/x
  3. Step 3: Cross multiply
    3,539.13x = 5,306.64 × 1,198.35
  4. Step 4: Simplify right side
    3,539.13x = 6,359,224.24
  5. Step 5: Solve for x
    x = 6,359,224.24/3,539.13
  6. Step 6: Final answer
    x = 1,796.83

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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.