Home / 11,957.46-16,500.36-6,651.84

Finding the Fourth Proportional to 11,957.46, 16,500.36 and 6,651.84

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Solution

The fourth proportional to 11,957.46, 16,500.36 and 6,651.84 is: 9,179.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.46 : 16,500.36 = 6,651.84 : x
  2. Step 2: Convert to fraction form
    11,957.46/16,500.36 = 6,651.84/x
  3. Step 3: Cross multiply
    11,957.46x = 16,500.36 × 6,651.84
  4. Step 4: Simplify right side
    11,957.46x = 109,757,754.66
  5. Step 5: Solve for x
    x = 109,757,754.66/11,957.46
  6. Step 6: Final answer
    x = 9,179.02

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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.