Home / 3,830.23-5,286.20-2,337.83

Finding the Fourth Proportional to 3,830.23, 5,286.20 and 2,337.83

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Solution

The fourth proportional to 3,830.23, 5,286.20 and 2,337.83 is: 3,226.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.23 : 5,286.20 = 2,337.83 : x
  2. Step 2: Convert to fraction form
    3,830.23/5,286.20 = 2,337.83/x
  3. Step 3: Cross multiply
    3,830.23x = 5,286.20 × 2,337.83
  4. Step 4: Simplify right side
    3,830.23x = 12,358,216.36
  5. Step 5: Solve for x
    x = 12,358,216.36/3,830.23
  6. Step 6: Final answer
    x = 3,226.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.