Home / 3,223.31-4,446.55-2,042.51

Finding the Fourth Proportional to 3,223.31, 4,446.55 and 2,042.51

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Solution

The fourth proportional to 3,223.31, 4,446.55 and 2,042.51 is: 2,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.31 : 4,446.55 = 2,042.51 : x
  2. Step 2: Convert to fraction form
    3,223.31/4,446.55 = 2,042.51/x
  3. Step 3: Cross multiply
    3,223.31x = 4,446.55 × 2,042.51
  4. Step 4: Simplify right side
    3,223.31x = 9,082,122.84
  5. Step 5: Solve for x
    x = 9,082,122.84/3,223.31
  6. Step 6: Final answer
    x = 2,817.64

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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.