Home / 5,498.26-8,251.44-3,421.32

Finding the Fourth Proportional to 5,498.26, 8,251.44 and 3,421.32

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Solution

The fourth proportional to 5,498.26, 8,251.44 and 3,421.32 is: 5,134.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.26 : 8,251.44 = 3,421.32 : x
  2. Step 2: Convert to fraction form
    5,498.26/8,251.44 = 3,421.32/x
  3. Step 3: Cross multiply
    5,498.26x = 8,251.44 × 3,421.32
  4. Step 4: Simplify right side
    5,498.26x = 28,230,816.70
  5. Step 5: Solve for x
    x = 28,230,816.70/5,498.26
  6. Step 6: Final answer
    x = 5,134.50

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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.