Home / 5,237.98-7,847.74-2,767.36

Finding the Fourth Proportional to 5,237.98, 7,847.74 and 2,767.36

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Solution

The fourth proportional to 5,237.98, 7,847.74 and 2,767.36 is: 4,146.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.98 : 7,847.74 = 2,767.36 : x
  2. Step 2: Convert to fraction form
    5,237.98/7,847.74 = 2,767.36/x
  3. Step 3: Cross multiply
    5,237.98x = 7,847.74 × 2,767.36
  4. Step 4: Simplify right side
    5,237.98x = 21,717,468.69
  5. Step 5: Solve for x
    x = 21,717,468.69/5,237.98
  6. Step 6: Final answer
    x = 4,146.16

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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.