Home / 4,137.84-5,713.20-2,722.32

Finding the Fourth Proportional to 4,137.84, 5,713.20 and 2,722.32

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Solution

The fourth proportional to 4,137.84, 5,713.20 and 2,722.32 is: 3,758.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.84 : 5,713.20 = 2,722.32 : x
  2. Step 2: Convert to fraction form
    4,137.84/5,713.20 = 2,722.32/x
  3. Step 3: Cross multiply
    4,137.84x = 5,713.20 × 2,722.32
  4. Step 4: Simplify right side
    4,137.84x = 15,553,158.62
  5. Step 5: Solve for x
    x = 15,553,158.62/4,137.84
  6. Step 6: Final answer
    x = 3,758.76

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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.