Home / 5,649.82-8,474.32-2,874.76

Finding the Fourth Proportional to 5,649.82, 8,474.32 and 2,874.76

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Solution

The fourth proportional to 5,649.82, 8,474.32 and 2,874.76 is: 4,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.82 : 8,474.32 = 2,874.76 : x
  2. Step 2: Convert to fraction form
    5,649.82/8,474.32 = 2,874.76/x
  3. Step 3: Cross multiply
    5,649.82x = 8,474.32 × 2,874.76
  4. Step 4: Simplify right side
    5,649.82x = 24,361,636.16
  5. Step 5: Solve for x
    x = 24,361,636.16/5,649.82
  6. Step 6: Final answer
    x = 4,311.93

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Double scale
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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.