Home / 3,214.38-4,821.45-2,273.46

Finding the Fourth Proportional to 3,214.38, 4,821.45 and 2,273.46

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Solution

The fourth proportional to 3,214.38, 4,821.45 and 2,273.46 is: 3,410.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.38 : 4,821.45 = 2,273.46 : x
  2. Step 2: Convert to fraction form
    3,214.38/4,821.45 = 2,273.46/x
  3. Step 3: Cross multiply
    3,214.38x = 4,821.45 × 2,273.46
  4. Step 4: Simplify right side
    3,214.38x = 10,961,373.72
  5. Step 5: Solve for x
    x = 10,961,373.72/3,214.38
  6. Step 6: Final answer
    x = 3,410.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.