Home / 7,413.24-10,234.98-6,625.92

Finding the Fourth Proportional to 7,413.24, 10,234.98 and 6,625.92

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Solution

The fourth proportional to 7,413.24, 10,234.98 and 6,625.92 is: 9,147.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.24 : 10,234.98 = 6,625.92 : x
  2. Step 2: Convert to fraction form
    7,413.24/10,234.98 = 6,625.92/x
  3. Step 3: Cross multiply
    7,413.24x = 10,234.98 × 6,625.92
  4. Step 4: Simplify right side
    7,413.24x = 67,816,158.68
  5. Step 5: Solve for x
    x = 67,816,158.68/7,413.24
  6. Step 6: Final answer
    x = 9,147.98

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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.