Home / 2,983.16-4,474.74-1,251.79

Finding the Fourth Proportional to 2,983.16, 4,474.74 and 1,251.79

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Solution

The fourth proportional to 2,983.16, 4,474.74 and 1,251.79 is: 1,877.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.16 : 4,474.74 = 1,251.79 : x
  2. Step 2: Convert to fraction form
    2,983.16/4,474.74 = 1,251.79/x
  3. Step 3: Cross multiply
    2,983.16x = 4,474.74 × 1,251.79
  4. Step 4: Simplify right side
    2,983.16x = 5,601,406.15
  5. Step 5: Solve for x
    x = 5,601,406.15/2,983.16
  6. Step 6: Final answer
    x = 1,877.68

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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.