Home / 4,272.58-6,405.67-2,882.01

Finding the Fourth Proportional to 4,272.58, 6,405.67 and 2,882.01

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Solution

The fourth proportional to 4,272.58, 6,405.67 and 2,882.01 is: 4,320.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.58 : 6,405.67 = 2,882.01 : x
  2. Step 2: Convert to fraction form
    4,272.58/6,405.67 = 2,882.01/x
  3. Step 3: Cross multiply
    4,272.58x = 6,405.67 × 2,882.01
  4. Step 4: Simplify right side
    4,272.58x = 18,461,205.00
  5. Step 5: Solve for x
    x = 18,461,205.00/4,272.58
  6. Step 6: Final answer
    x = 4,320.86

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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.