Home / 8,360.42-12,535.22-4,198.10

Finding the Fourth Proportional to 8,360.42, 12,535.22 and 4,198.10

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Solution

The fourth proportional to 8,360.42, 12,535.22 and 4,198.10 is: 6,294.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.42 : 12,535.22 = 4,198.10 : x
  2. Step 2: Convert to fraction form
    8,360.42/12,535.22 = 4,198.10/x
  3. Step 3: Cross multiply
    8,360.42x = 12,535.22 × 4,198.10
  4. Step 4: Simplify right side
    8,360.42x = 52,624,107.08
  5. Step 5: Solve for x
    x = 52,624,107.08/8,360.42
  6. Step 6: Final answer
    x = 6,294.43

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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.