Home / 5,435.99-7,503.14-3,198.59

Finding the Fourth Proportional to 5,435.99, 7,503.14 and 3,198.59

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Solution

The fourth proportional to 5,435.99, 7,503.14 and 3,198.59 is: 4,414.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.99 : 7,503.14 = 3,198.59 : x
  2. Step 2: Convert to fraction form
    5,435.99/7,503.14 = 3,198.59/x
  3. Step 3: Cross multiply
    5,435.99x = 7,503.14 × 3,198.59
  4. Step 4: Simplify right side
    5,435.99x = 23,999,446.09
  5. Step 5: Solve for x
    x = 23,999,446.09/5,435.99
  6. Step 6: Final answer
    x = 4,414.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.