Home / 3,234.12-4,465.23-2,486.73

Finding the Fourth Proportional to 3,234.12, 4,465.23 and 2,486.73

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Solution

The fourth proportional to 3,234.12, 4,465.23 and 2,486.73 is: 3,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.12 : 4,465.23 = 2,486.73 : x
  2. Step 2: Convert to fraction form
    3,234.12/4,465.23 = 2,486.73/x
  3. Step 3: Cross multiply
    3,234.12x = 4,465.23 × 2,486.73
  4. Step 4: Simplify right side
    3,234.12x = 11,103,821.40
  5. Step 5: Solve for x
    x = 11,103,821.40/3,234.12
  6. Step 6: Final answer
    x = 3,433.34

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Half scale
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Double scale
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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.