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Finding the Fourth Proportional to 9,413.70, 14,124.60 and 4,796.70

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Solution

The fourth proportional to 9,413.70, 14,124.60 and 4,796.70 is: 7,197.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.70 : 14,124.60 = 4,796.70 : x
  2. Step 2: Convert to fraction form
    9,413.70/14,124.60 = 4,796.70/x
  3. Step 3: Cross multiply
    9,413.70x = 14,124.60 × 4,796.70
  4. Step 4: Simplify right side
    9,413.70x = 67,751,468.82
  5. Step 5: Solve for x
    x = 67,751,468.82/9,413.70
  6. Step 6: Final answer
    x = 7,197.11

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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.