Home / 3,346.67-4,618.94-2,020.57

Finding the Fourth Proportional to 3,346.67, 4,618.94 and 2,020.57

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Solution

The fourth proportional to 3,346.67, 4,618.94 and 2,020.57 is: 2,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.67 : 4,618.94 = 2,020.57 : x
  2. Step 2: Convert to fraction form
    3,346.67/4,618.94 = 2,020.57/x
  3. Step 3: Cross multiply
    3,346.67x = 4,618.94 × 2,020.57
  4. Step 4: Simplify right side
    3,346.67x = 9,332,869.95
  5. Step 5: Solve for x
    x = 9,332,869.95/3,346.67
  6. Step 6: Final answer
    x = 2,788.70

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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.