Home / 4,109.41-5,669.67-2,431.39

Finding the Fourth Proportional to 4,109.41, 5,669.67 and 2,431.39

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Solution

The fourth proportional to 4,109.41, 5,669.67 and 2,431.39 is: 3,354.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.41 : 5,669.67 = 2,431.39 : x
  2. Step 2: Convert to fraction form
    4,109.41/5,669.67 = 2,431.39/x
  3. Step 3: Cross multiply
    4,109.41x = 5,669.67 × 2,431.39
  4. Step 4: Simplify right side
    4,109.41x = 13,785,178.94
  5. Step 5: Solve for x
    x = 13,785,178.94/4,109.41
  6. Step 6: Final answer
    x = 3,354.54

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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.