Home / 6,830.22-9,423.39-3,845.70

Finding the Fourth Proportional to 6,830.22, 9,423.39 and 3,845.70

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Solution

The fourth proportional to 6,830.22, 9,423.39 and 3,845.70 is: 5,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.22 : 9,423.39 = 3,845.70 : x
  2. Step 2: Convert to fraction form
    6,830.22/9,423.39 = 3,845.70/x
  3. Step 3: Cross multiply
    6,830.22x = 9,423.39 × 3,845.70
  4. Step 4: Simplify right side
    6,830.22x = 36,239,530.92
  5. Step 5: Solve for x
    x = 36,239,530.92/6,830.22
  6. Step 6: Final answer
    x = 5,305.76

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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.