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Finding the Fourth Proportional to 7,244.84, 9,999.45 and 4,413.15

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Solution

The fourth proportional to 7,244.84, 9,999.45 and 4,413.15 is: 6,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.84 : 9,999.45 = 4,413.15 : x
  2. Step 2: Convert to fraction form
    7,244.84/9,999.45 = 4,413.15/x
  3. Step 3: Cross multiply
    7,244.84x = 9,999.45 × 4,413.15
  4. Step 4: Simplify right side
    7,244.84x = 44,129,072.77
  5. Step 5: Solve for x
    x = 44,129,072.77/7,244.84
  6. Step 6: Final answer
    x = 6,091.10

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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.