Home / 10,664.30-15,998.94-3,644.37

Finding the Fourth Proportional to 10,664.30, 15,998.94 and 3,644.37

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Solution

The fourth proportional to 10,664.30, 15,998.94 and 3,644.37 is: 5,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,664.30 : 15,998.94 = 3,644.37 : x
  2. Step 2: Convert to fraction form
    10,664.30/15,998.94 = 3,644.37/x
  3. Step 3: Cross multiply
    10,664.30x = 15,998.94 × 3,644.37
  4. Step 4: Simplify right side
    10,664.30x = 58,306,022.22
  5. Step 5: Solve for x
    x = 58,306,022.22/10,664.30
  6. Step 6: Final answer
    x = 5,467.40

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1.5x scale

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.