Home / 8,262.90-12,395.88-2,716.56

Finding the Fourth Proportional to 8,262.90, 12,395.88 and 2,716.56

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Solution

The fourth proportional to 8,262.90, 12,395.88 and 2,716.56 is: 4,075.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.90 : 12,395.88 = 2,716.56 : x
  2. Step 2: Convert to fraction form
    8,262.90/12,395.88 = 2,716.56/x
  3. Step 3: Cross multiply
    8,262.90x = 12,395.88 × 2,716.56
  4. Step 4: Simplify right side
    8,262.90x = 33,674,151.77
  5. Step 5: Solve for x
    x = 33,674,151.77/8,262.90
  6. Step 6: Final answer
    x = 4,075.34

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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.