Home / 6,160.08-9,240.64-1,998.46

Finding the Fourth Proportional to 6,160.08, 9,240.64 and 1,998.46

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Solution

The fourth proportional to 6,160.08, 9,240.64 and 1,998.46 is: 2,997.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.08 : 9,240.64 = 1,998.46 : x
  2. Step 2: Convert to fraction form
    6,160.08/9,240.64 = 1,998.46/x
  3. Step 3: Cross multiply
    6,160.08x = 9,240.64 × 1,998.46
  4. Step 4: Simplify right side
    6,160.08x = 18,467,049.41
  5. Step 5: Solve for x
    x = 18,467,049.41/6,160.08
  6. Step 6: Final answer
    x = 2,997.86

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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.