Home / 8,297.18-12,446.13-3,859.01

Finding the Fourth Proportional to 8,297.18, 12,446.13 and 3,859.01

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Solution

The fourth proportional to 8,297.18, 12,446.13 and 3,859.01 is: 5,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.18 : 12,446.13 = 3,859.01 : x
  2. Step 2: Convert to fraction form
    8,297.18/12,446.13 = 3,859.01/x
  3. Step 3: Cross multiply
    8,297.18x = 12,446.13 × 3,859.01
  4. Step 4: Simplify right side
    8,297.18x = 48,029,740.13
  5. Step 5: Solve for x
    x = 48,029,740.13/8,297.18
  6. Step 6: Final answer
    x = 5,788.68

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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.