Home / 11,825.37-16,319.06-6,520.07

Finding the Fourth Proportional to 11,825.37, 16,319.06 and 6,520.07

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Solution

The fourth proportional to 11,825.37, 16,319.06 and 6,520.07 is: 8,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.37 : 16,319.06 = 6,520.07 : x
  2. Step 2: Convert to fraction form
    11,825.37/16,319.06 = 6,520.07/x
  3. Step 3: Cross multiply
    11,825.37x = 16,319.06 × 6,520.07
  4. Step 4: Simplify right side
    11,825.37x = 106,401,413.53
  5. Step 5: Solve for x
    x = 106,401,413.53/11,825.37
  6. Step 6: Final answer
    x = 8,997.72

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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.