Home / 3,884.45-5,829.11-2,586.83

Finding the Fourth Proportional to 3,884.45, 5,829.11 and 2,586.83

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Solution

The fourth proportional to 3,884.45, 5,829.11 and 2,586.83 is: 3,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.45 : 5,829.11 = 2,586.83 : x
  2. Step 2: Convert to fraction form
    3,884.45/5,829.11 = 2,586.83/x
  3. Step 3: Cross multiply
    3,884.45x = 5,829.11 × 2,586.83
  4. Step 4: Simplify right side
    3,884.45x = 15,078,916.62
  5. Step 5: Solve for x
    x = 15,078,916.62/3,884.45
  6. Step 6: Final answer
    x = 3,881.87

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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.