Home / 10,274.18-15,413.57-3,254.61

Finding the Fourth Proportional to 10,274.18, 15,413.57 and 3,254.61

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Solution

The fourth proportional to 10,274.18, 15,413.57 and 3,254.61 is: 4,882.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.18 : 15,413.57 = 3,254.61 : x
  2. Step 2: Convert to fraction form
    10,274.18/15,413.57 = 3,254.61/x
  3. Step 3: Cross multiply
    10,274.18x = 15,413.57 × 3,254.61
  4. Step 4: Simplify right side
    10,274.18x = 50,165,167.19
  5. Step 5: Solve for x
    x = 50,165,167.19/10,274.18
  6. Step 6: Final answer
    x = 4,882.65

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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.