Home / 5,098.90-7,651.61-3,251.34

Finding the Fourth Proportional to 5,098.90, 7,651.61 and 3,251.34

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Solution

The fourth proportional to 5,098.90, 7,651.61 and 3,251.34 is: 4,879.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.90 : 7,651.61 = 3,251.34 : x
  2. Step 2: Convert to fraction form
    5,098.90/7,651.61 = 3,251.34/x
  3. Step 3: Cross multiply
    5,098.90x = 7,651.61 × 3,251.34
  4. Step 4: Simplify right side
    5,098.90x = 24,877,999.88
  5. Step 5: Solve for x
    x = 24,877,999.88/5,098.90
  6. Step 6: Final answer
    x = 4,879.09

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1.5x scale

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.