Home / 11,203.93-16,805.98-4,185.53

Finding the Fourth Proportional to 11,203.93, 16,805.98 and 4,185.53

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Solution

The fourth proportional to 11,203.93, 16,805.98 and 4,185.53 is: 6,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.93 : 16,805.98 = 4,185.53 : x
  2. Step 2: Convert to fraction form
    11,203.93/16,805.98 = 4,185.53/x
  3. Step 3: Cross multiply
    11,203.93x = 16,805.98 × 4,185.53
  4. Step 4: Simplify right side
    11,203.93x = 70,341,912.54
  5. Step 5: Solve for x
    x = 70,341,912.54/11,203.93
  6. Step 6: Final answer
    x = 6,278.32

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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.