Home / 7,433.82-11,143.44-4,149.69

Finding the Fourth Proportional to 7,433.82, 11,143.44 and 4,149.69

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Solution

The fourth proportional to 7,433.82, 11,143.44 and 4,149.69 is: 6,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.82 : 11,143.44 = 4,149.69 : x
  2. Step 2: Convert to fraction form
    7,433.82/11,143.44 = 4,149.69/x
  3. Step 3: Cross multiply
    7,433.82x = 11,143.44 × 4,149.69
  4. Step 4: Simplify right side
    7,433.82x = 46,241,821.53
  5. Step 5: Solve for x
    x = 46,241,821.53/7,433.82
  6. Step 6: Final answer
    x = 6,220.47

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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.