Home / 11,600.49-16,008.62-6,295.20

Finding the Fourth Proportional to 11,600.49, 16,008.62 and 6,295.20

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Solution

The fourth proportional to 11,600.49, 16,008.62 and 6,295.20 is: 8,687.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,600.49 : 16,008.62 = 6,295.20 : x
  2. Step 2: Convert to fraction form
    11,600.49/16,008.62 = 6,295.20/x
  3. Step 3: Cross multiply
    11,600.49x = 16,008.62 × 6,295.20
  4. Step 4: Simplify right side
    11,600.49x = 100,777,433.15
  5. Step 5: Solve for x
    x = 100,777,433.15/11,600.49
  6. Step 6: Final answer
    x = 8,687.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.