Home / 5,126.76-7,690.16-2,933.97

Finding the Fourth Proportional to 5,126.76, 7,690.16 and 2,933.97

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Solution

The fourth proportional to 5,126.76, 7,690.16 and 2,933.97 is: 4,400.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.76 : 7,690.16 = 2,933.97 : x
  2. Step 2: Convert to fraction form
    5,126.76/7,690.16 = 2,933.97/x
  3. Step 3: Cross multiply
    5,126.76x = 7,690.16 × 2,933.97
  4. Step 4: Simplify right side
    5,126.76x = 22,562,684.07
  5. Step 5: Solve for x
    x = 22,562,684.07/5,126.76
  6. Step 6: Final answer
    x = 4,400.96

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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.