Home / 11,449.23-15,800.52-6,413.46

Finding the Fourth Proportional to 11,449.23, 15,800.52 and 6,413.46

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Solution

The fourth proportional to 11,449.23, 15,800.52 and 6,413.46 is: 8,850.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.23 : 15,800.52 = 6,413.46 : x
  2. Step 2: Convert to fraction form
    11,449.23/15,800.52 = 6,413.46/x
  3. Step 3: Cross multiply
    11,449.23x = 15,800.52 × 6,413.46
  4. Step 4: Simplify right side
    11,449.23x = 101,336,003.00
  5. Step 5: Solve for x
    x = 101,336,003.00/11,449.23
  6. Step 6: Final answer
    x = 8,850.90

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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.