Home / 4,495.50-6,745.68-2,187

Finding the Fourth Proportional to 4,495.50, 6,745.68 and 2,187

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Solution

The fourth proportional to 4,495.50, 6,745.68 and 2,187 is: 3,281.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.50 : 6,745.68 = 2,187 : x
  2. Step 2: Convert to fraction form
    4,495.50/6,745.68 = 2,187/x
  3. Step 3: Cross multiply
    4,495.50x = 6,745.68 × 2,187
  4. Step 4: Simplify right side
    4,495.50x = 14,752,802.16
  5. Step 5: Solve for x
    x = 14,752,802.16/4,495.50
  6. Step 6: Final answer
    x = 3,281.68

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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.