Home / 2,531.77-3,794.55-2,070.48

Finding the Fourth Proportional to 2,531.77, 3,794.55 and 2,070.48

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Solution

The fourth proportional to 2,531.77, 3,794.55 and 2,070.48 is: 3,103.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.77 : 3,794.55 = 2,070.48 : x
  2. Step 2: Convert to fraction form
    2,531.77/3,794.55 = 2,070.48/x
  3. Step 3: Cross multiply
    2,531.77x = 3,794.55 × 2,070.48
  4. Step 4: Simplify right side
    2,531.77x = 7,856,539.88
  5. Step 5: Solve for x
    x = 7,856,539.88/2,531.77
  6. Step 6: Final answer
    x = 3,103.18

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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.