Home / 11,321.62-16,957.83-6,925.78

Finding the Fourth Proportional to 11,321.62, 16,957.83 and 6,925.78

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Solution

The fourth proportional to 11,321.62, 16,957.83 and 6,925.78 is: 10,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321.62 : 16,957.83 = 6,925.78 : x
  2. Step 2: Convert to fraction form
    11,321.62/16,957.83 = 6,925.78/x
  3. Step 3: Cross multiply
    11,321.62x = 16,957.83 × 6,925.78
  4. Step 4: Simplify right side
    11,321.62x = 117,446,199.86
  5. Step 5: Solve for x
    x = 117,446,199.86/11,321.62
  6. Step 6: Final answer
    x = 10,373.62

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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.