Home / 3,924.12-5,883.09-2,687.76

Finding the Fourth Proportional to 3,924.12, 5,883.09 and 2,687.76

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Solution

The fourth proportional to 3,924.12, 5,883.09 and 2,687.76 is: 4,029.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.12 : 5,883.09 = 2,687.76 : x
  2. Step 2: Convert to fraction form
    3,924.12/5,883.09 = 2,687.76/x
  3. Step 3: Cross multiply
    3,924.12x = 5,883.09 × 2,687.76
  4. Step 4: Simplify right side
    3,924.12x = 15,812,333.98
  5. Step 5: Solve for x
    x = 15,812,333.98/3,924.12
  6. Step 6: Final answer
    x = 4,029.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.