Home / 11,935.73-16,471.69-6,630.98

Finding the Fourth Proportional to 11,935.73, 16,471.69 and 6,630.98

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Solution

The fourth proportional to 11,935.73, 16,471.69 and 6,630.98 is: 9,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.73 : 16,471.69 = 6,630.98 : x
  2. Step 2: Convert to fraction form
    11,935.73/16,471.69 = 6,630.98/x
  3. Step 3: Cross multiply
    11,935.73x = 16,471.69 × 6,630.98
  4. Step 4: Simplify right side
    11,935.73x = 109,223,348.02
  5. Step 5: Solve for x
    x = 109,223,348.02/11,935.73
  6. Step 6: Final answer
    x = 9,150.95

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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.