Home / 3,833.38-5,289.90-2,240.11

Finding the Fourth Proportional to 3,833.38, 5,289.90 and 2,240.11

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Solution

The fourth proportional to 3,833.38, 5,289.90 and 2,240.11 is: 3,091.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.38 : 5,289.90 = 2,240.11 : x
  2. Step 2: Convert to fraction form
    3,833.38/5,289.90 = 2,240.11/x
  3. Step 3: Cross multiply
    3,833.38x = 5,289.90 × 2,240.11
  4. Step 4: Simplify right side
    3,833.38x = 11,849,957.89
  5. Step 5: Solve for x
    x = 11,849,957.89/3,833.38
  6. Step 6: Final answer
    x = 3,091.26

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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.