Home / 5,198.85-7,795.44-3,557.25

Finding the Fourth Proportional to 5,198.85, 7,795.44 and 3,557.25

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Solution

The fourth proportional to 5,198.85, 7,795.44 and 3,557.25 is: 5,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.85 : 7,795.44 = 3,557.25 : x
  2. Step 2: Convert to fraction form
    5,198.85/7,795.44 = 3,557.25/x
  3. Step 3: Cross multiply
    5,198.85x = 7,795.44 × 3,557.25
  4. Step 4: Simplify right side
    5,198.85x = 27,730,328.94
  5. Step 5: Solve for x
    x = 27,730,328.94/5,198.85
  6. Step 6: Final answer
    x = 5,333.94

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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.