Home / 8,396.90-12,593.37-3,714.35

Finding the Fourth Proportional to 8,396.90, 12,593.37 and 3,714.35

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Solution

The fourth proportional to 8,396.90, 12,593.37 and 3,714.35 is: 5,570.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.90 : 12,593.37 = 3,714.35 : x
  2. Step 2: Convert to fraction form
    8,396.90/12,593.37 = 3,714.35/x
  3. Step 3: Cross multiply
    8,396.90x = 12,593.37 × 3,714.35
  4. Step 4: Simplify right side
    8,396.90x = 46,776,183.86
  5. Step 5: Solve for x
    x = 46,776,183.86/8,396.90
  6. Step 6: Final answer
    x = 5,570.65

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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.