Home / 3,306.33-4,558.99-2,109.72

Finding the Fourth Proportional to 3,306.33, 4,558.99 and 2,109.72

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Solution

The fourth proportional to 3,306.33, 4,558.99 and 2,109.72 is: 2,909.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.33 : 4,558.99 = 2,109.72 : x
  2. Step 2: Convert to fraction form
    3,306.33/4,558.99 = 2,109.72/x
  3. Step 3: Cross multiply
    3,306.33x = 4,558.99 × 2,109.72
  4. Step 4: Simplify right side
    3,306.33x = 9,618,192.38
  5. Step 5: Solve for x
    x = 9,618,192.38/3,306.33
  6. Step 6: Final answer
    x = 2,909.02

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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.