Home / 11,935.62-16,471.16-6,630.94

Finding the Fourth Proportional to 11,935.62, 16,471.16 and 6,630.94

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Solution

The fourth proportional to 11,935.62, 16,471.16 and 6,630.94 is: 9,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.62 : 16,471.16 = 6,630.94 : x
  2. Step 2: Convert to fraction form
    11,935.62/16,471.16 = 6,630.94/x
  3. Step 3: Cross multiply
    11,935.62x = 16,471.16 × 6,630.94
  4. Step 4: Simplify right side
    11,935.62x = 109,219,273.69
  5. Step 5: Solve for x
    x = 109,219,273.69/11,935.62
  6. Step 6: Final answer
    x = 9,150.70

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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.