Home / 4,165.05-5,747.84-2,276.63

Finding the Fourth Proportional to 4,165.05, 5,747.84 and 2,276.63

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Solution

The fourth proportional to 4,165.05, 5,747.84 and 2,276.63 is: 3,141.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.05 : 5,747.84 = 2,276.63 : x
  2. Step 2: Convert to fraction form
    4,165.05/5,747.84 = 2,276.63/x
  3. Step 3: Cross multiply
    4,165.05x = 5,747.84 × 2,276.63
  4. Step 4: Simplify right side
    4,165.05x = 13,085,664.86
  5. Step 5: Solve for x
    x = 13,085,664.86/4,165.05
  6. Step 6: Final answer
    x = 3,141.78

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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.