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Finding the Fourth Proportional to 11,553.99, 15,944.46 and 6,248.82

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Solution

The fourth proportional to 11,553.99, 15,944.46 and 6,248.82 is: 8,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.99 : 15,944.46 = 6,248.82 : x
  2. Step 2: Convert to fraction form
    11,553.99/15,944.46 = 6,248.82/x
  3. Step 3: Cross multiply
    11,553.99x = 15,944.46 × 6,248.82
  4. Step 4: Simplify right side
    11,553.99x = 99,634,060.54
  5. Step 5: Solve for x
    x = 99,634,060.54/11,553.99
  6. Step 6: Final answer
    x = 8,623.35

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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.