Home / 5,306.84-7,960.68-1,608.72

Finding the Fourth Proportional to 5,306.84, 7,960.68 and 1,608.72

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Solution

The fourth proportional to 5,306.84, 7,960.68 and 1,608.72 is: 2,413.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.84 : 7,960.68 = 1,608.72 : x
  2. Step 2: Convert to fraction form
    5,306.84/7,960.68 = 1,608.72/x
  3. Step 3: Cross multiply
    5,306.84x = 7,960.68 × 1,608.72
  4. Step 4: Simplify right side
    5,306.84x = 12,806,505.13
  5. Step 5: Solve for x
    x = 12,806,505.13/5,306.84
  6. Step 6: Final answer
    x = 2,413.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.