Home / 11,049.29-15,247.76-6,203.89

Finding the Fourth Proportional to 11,049.29, 15,247.76 and 6,203.89

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Solution

The fourth proportional to 11,049.29, 15,247.76 and 6,203.89 is: 8,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,049.29 : 15,247.76 = 6,203.89 : x
  2. Step 2: Convert to fraction form
    11,049.29/15,247.76 = 6,203.89/x
  3. Step 3: Cross multiply
    11,049.29x = 15,247.76 × 6,203.89
  4. Step 4: Simplify right side
    11,049.29x = 94,595,413.83
  5. Step 5: Solve for x
    x = 94,595,413.83/11,049.29
  6. Step 6: Final answer
    x = 8,561.22

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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.