Home / 3,455.56-4,769.54-2,276.04

Finding the Fourth Proportional to 3,455.56, 4,769.54 and 2,276.04

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Solution

The fourth proportional to 3,455.56, 4,769.54 and 2,276.04 is: 3,141.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.56 : 4,769.54 = 2,276.04 : x
  2. Step 2: Convert to fraction form
    3,455.56/4,769.54 = 2,276.04/x
  3. Step 3: Cross multiply
    3,455.56x = 4,769.54 × 2,276.04
  4. Step 4: Simplify right side
    3,455.56x = 10,855,663.82
  5. Step 5: Solve for x
    x = 10,855,663.82/3,455.56
  6. Step 6: Final answer
    x = 3,141.51

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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.