Home / 4,461.99-6,688.24-1,687.43

Finding the Fourth Proportional to 4,461.99, 6,688.24 and 1,687.43

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Solution

The fourth proportional to 4,461.99, 6,688.24 and 1,687.43 is: 2,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.99 : 6,688.24 = 1,687.43 : x
  2. Step 2: Convert to fraction form
    4,461.99/6,688.24 = 1,687.43/x
  3. Step 3: Cross multiply
    4,461.99x = 6,688.24 × 1,687.43
  4. Step 4: Simplify right side
    4,461.99x = 11,285,949.33
  5. Step 5: Solve for x
    x = 11,285,949.33/4,461.99
  6. Step 6: Final answer
    x = 2,529.36

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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.