Home / 5,052.98-6,971.18-3,163.78

Finding the Fourth Proportional to 5,052.98, 6,971.18 and 3,163.78

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Solution

The fourth proportional to 5,052.98, 6,971.18 and 3,163.78 is: 4,364.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.98 : 6,971.18 = 3,163.78 : x
  2. Step 2: Convert to fraction form
    5,052.98/6,971.18 = 3,163.78/x
  3. Step 3: Cross multiply
    5,052.98x = 6,971.18 × 3,163.78
  4. Step 4: Simplify right side
    5,052.98x = 22,055,279.86
  5. Step 5: Solve for x
    x = 22,055,279.86/5,052.98
  6. Step 6: Final answer
    x = 4,364.81

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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.