Home / 3,350.12-4,622.67-1,914.38

Finding the Fourth Proportional to 3,350.12, 4,622.67 and 1,914.38

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Solution

The fourth proportional to 3,350.12, 4,622.67 and 1,914.38 is: 2,641.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.12 : 4,622.67 = 1,914.38 : x
  2. Step 2: Convert to fraction form
    3,350.12/4,622.67 = 1,914.38/x
  3. Step 3: Cross multiply
    3,350.12x = 4,622.67 × 1,914.38
  4. Step 4: Simplify right side
    3,350.12x = 8,849,546.99
  5. Step 5: Solve for x
    x = 8,849,546.99/3,350.12
  6. Step 6: Final answer
    x = 2,641.56

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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.