Home / 8,395.38-12,599.37-6,771.42

Finding the Fourth Proportional to 8,395.38, 12,599.37 and 6,771.42

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Solution

The fourth proportional to 8,395.38, 12,599.37 and 6,771.42 is: 10,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.38 : 12,599.37 = 6,771.42 : x
  2. Step 2: Convert to fraction form
    8,395.38/12,599.37 = 6,771.42/x
  3. Step 3: Cross multiply
    8,395.38x = 12,599.37 × 6,771.42
  4. Step 4: Simplify right side
    8,395.38x = 85,315,626.01
  5. Step 5: Solve for x
    x = 85,315,626.01/8,395.38
  6. Step 6: Final answer
    x = 10,162.21

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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.