Home / 4,141.82-5,715.99-2,278.94

Finding the Fourth Proportional to 4,141.82, 5,715.99 and 2,278.94

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Solution

The fourth proportional to 4,141.82, 5,715.99 and 2,278.94 is: 3,145.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.82 : 5,715.99 = 2,278.94 : x
  2. Step 2: Convert to fraction form
    4,141.82/5,715.99 = 2,278.94/x
  3. Step 3: Cross multiply
    4,141.82x = 5,715.99 × 2,278.94
  4. Step 4: Simplify right side
    4,141.82x = 13,026,398.25
  5. Step 5: Solve for x
    x = 13,026,398.25/4,141.82
  6. Step 6: Final answer
    x = 3,145.09

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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.