Home / 4,267.54-6,408.51-2,789.29

Finding the Fourth Proportional to 4,267.54, 6,408.51 and 2,789.29

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Solution

The fourth proportional to 4,267.54, 6,408.51 and 2,789.29 is: 4,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.54 : 6,408.51 = 2,789.29 : x
  2. Step 2: Convert to fraction form
    4,267.54/6,408.51 = 2,789.29/x
  3. Step 3: Cross multiply
    4,267.54x = 6,408.51 × 2,789.29
  4. Step 4: Simplify right side
    4,267.54x = 17,875,192.86
  5. Step 5: Solve for x
    x = 17,875,192.86/4,267.54
  6. Step 6: Final answer
    x = 4,188.64

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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.