Home / 8,466.42-12,701.40-2,542.80

Finding the Fourth Proportional to 8,466.42, 12,701.40 and 2,542.80

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Solution

The fourth proportional to 8,466.42, 12,701.40 and 2,542.80 is: 3,814.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.42 : 12,701.40 = 2,542.80 : x
  2. Step 2: Convert to fraction form
    8,466.42/12,701.40 = 2,542.80/x
  3. Step 3: Cross multiply
    8,466.42x = 12,701.40 × 2,542.80
  4. Step 4: Simplify right side
    8,466.42x = 32,297,119.92
  5. Step 5: Solve for x
    x = 32,297,119.92/8,466.42
  6. Step 6: Final answer
    x = 3,814.73

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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.