Home / 11,777.73-16,252.83-6,472.23

Finding the Fourth Proportional to 11,777.73, 16,252.83 and 6,472.23

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Solution

The fourth proportional to 11,777.73, 16,252.83 and 6,472.23 is: 8,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777.73 : 16,252.83 = 6,472.23 : x
  2. Step 2: Convert to fraction form
    11,777.73/16,252.83 = 6,472.23/x
  3. Step 3: Cross multiply
    11,777.73x = 16,252.83 × 6,472.23
  4. Step 4: Simplify right side
    11,777.73x = 105,192,053.91
  5. Step 5: Solve for x
    x = 105,192,053.91/11,777.73
  6. Step 6: Final answer
    x = 8,931.44

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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.