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Finding the Fourth Proportional to 9,413.59, 14,124.98 and 6,657.97

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Solution

The fourth proportional to 9,413.59, 14,124.98 and 6,657.97 is: 9,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.59 : 14,124.98 = 6,657.97 : x
  2. Step 2: Convert to fraction form
    9,413.59/14,124.98 = 6,657.97/x
  3. Step 3: Cross multiply
    9,413.59x = 14,124.98 × 6,657.97
  4. Step 4: Simplify right side
    9,413.59x = 94,043,740.63
  5. Step 5: Solve for x
    x = 94,043,740.63/9,413.59
  6. Step 6: Final answer
    x = 9,990.21

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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.