Home / 2,528.34-3,791.30-1,066.68

Finding the Fourth Proportional to 2,528.34, 3,791.30 and 1,066.68

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Solution

The fourth proportional to 2,528.34, 3,791.30 and 1,066.68 is: 1,599.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.34 : 3,791.30 = 1,066.68 : x
  2. Step 2: Convert to fraction form
    2,528.34/3,791.30 = 1,066.68/x
  3. Step 3: Cross multiply
    2,528.34x = 3,791.30 × 1,066.68
  4. Step 4: Simplify right side
    2,528.34x = 4,044,103.88
  5. Step 5: Solve for x
    x = 4,044,103.88/2,528.34
  6. Step 6: Final answer
    x = 1,599.51

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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.