Home / 4,105.28-5,665.94-2,427.08

Finding the Fourth Proportional to 4,105.28, 5,665.94 and 2,427.08

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Solution

The fourth proportional to 4,105.28, 5,665.94 and 2,427.08 is: 3,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.28 : 5,665.94 = 2,427.08 : x
  2. Step 2: Convert to fraction form
    4,105.28/5,665.94 = 2,427.08/x
  3. Step 3: Cross multiply
    4,105.28x = 5,665.94 × 2,427.08
  4. Step 4: Simplify right side
    4,105.28x = 13,751,689.66
  5. Step 5: Solve for x
    x = 13,751,689.66/4,105.28
  6. Step 6: Final answer
    x = 3,349.76

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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.