Home / 4,761.88-6,571.39-2,666.05

Finding the Fourth Proportional to 4,761.88, 6,571.39 and 2,666.05

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Solution

The fourth proportional to 4,761.88, 6,571.39 and 2,666.05 is: 3,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.88 : 6,571.39 = 2,666.05 : x
  2. Step 2: Convert to fraction form
    4,761.88/6,571.39 = 2,666.05/x
  3. Step 3: Cross multiply
    4,761.88x = 6,571.39 × 2,666.05
  4. Step 4: Simplify right side
    4,761.88x = 17,519,621.45
  5. Step 5: Solve for x
    x = 17,519,621.45/4,761.88
  6. Step 6: Final answer
    x = 3,679.14

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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.