Home / 3,326.96-4,590.78-2,000.90

Finding the Fourth Proportional to 3,326.96, 4,590.78 and 2,000.90

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Solution

The fourth proportional to 3,326.96, 4,590.78 and 2,000.90 is: 2,760.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.96 : 4,590.78 = 2,000.90 : x
  2. Step 2: Convert to fraction form
    3,326.96/4,590.78 = 2,000.90/x
  3. Step 3: Cross multiply
    3,326.96x = 4,590.78 × 2,000.90
  4. Step 4: Simplify right side
    3,326.96x = 9,185,691.70
  5. Step 5: Solve for x
    x = 9,185,691.70/3,326.96
  6. Step 6: Final answer
    x = 2,760.99

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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.