Home / 4,145.94-5,714.90-2,817.34

Finding the Fourth Proportional to 4,145.94, 5,714.90 and 2,817.34

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Solution

The fourth proportional to 4,145.94, 5,714.90 and 2,817.34 is: 3,883.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.94 : 5,714.90 = 2,817.34 : x
  2. Step 2: Convert to fraction form
    4,145.94/5,714.90 = 2,817.34/x
  3. Step 3: Cross multiply
    4,145.94x = 5,714.90 × 2,817.34
  4. Step 4: Simplify right side
    4,145.94x = 16,100,816.37
  5. Step 5: Solve for x
    x = 16,100,816.37/4,145.94
  6. Step 6: Final answer
    x = 3,883.51

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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.