Home / 5,059.88-7,587.99-2,138.41

Finding the Fourth Proportional to 5,059.88, 7,587.99 and 2,138.41

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Solution

The fourth proportional to 5,059.88, 7,587.99 and 2,138.41 is: 3,206.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.88 : 7,587.99 = 2,138.41 : x
  2. Step 2: Convert to fraction form
    5,059.88/7,587.99 = 2,138.41/x
  3. Step 3: Cross multiply
    5,059.88x = 7,587.99 × 2,138.41
  4. Step 4: Simplify right side
    5,059.88x = 16,226,243.18
  5. Step 5: Solve for x
    x = 16,226,243.18/5,059.88
  6. Step 6: Final answer
    x = 3,206.84

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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.