Home / 5,383.41-8,070.67-2,265.83

Finding the Fourth Proportional to 5,383.41, 8,070.67 and 2,265.83

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Solution

The fourth proportional to 5,383.41, 8,070.67 and 2,265.83 is: 3,396.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.41 : 8,070.67 = 2,265.83 : x
  2. Step 2: Convert to fraction form
    5,383.41/8,070.67 = 2,265.83/x
  3. Step 3: Cross multiply
    5,383.41x = 8,070.67 × 2,265.83
  4. Step 4: Simplify right side
    5,383.41x = 18,286,766.21
  5. Step 5: Solve for x
    x = 18,286,766.21/5,383.41
  6. Step 6: Final answer
    x = 3,396.87

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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.