Home / 3,133.85-4,694.72-1,742.99

Finding the Fourth Proportional to 3,133.85, 4,694.72 and 1,742.99

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Solution

The fourth proportional to 3,133.85, 4,694.72 and 1,742.99 is: 2,611.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.85 : 4,694.72 = 1,742.99 : x
  2. Step 2: Convert to fraction form
    3,133.85/4,694.72 = 1,742.99/x
  3. Step 3: Cross multiply
    3,133.85x = 4,694.72 × 1,742.99
  4. Step 4: Simplify right side
    3,133.85x = 8,182,830.90
  5. Step 5: Solve for x
    x = 8,182,830.90/3,133.85
  6. Step 6: Final answer
    x = 2,611.11

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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.