Home / 11,858.94-16,365.20-6,553.62

Finding the Fourth Proportional to 11,858.94, 16,365.20 and 6,553.62

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Solution

The fourth proportional to 11,858.94, 16,365.20 and 6,553.62 is: 9,043.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.94 : 16,365.20 = 6,553.62 : x
  2. Step 2: Convert to fraction form
    11,858.94/16,365.20 = 6,553.62/x
  3. Step 3: Cross multiply
    11,858.94x = 16,365.20 × 6,553.62
  4. Step 4: Simplify right side
    11,858.94x = 107,251,269.26
  5. Step 5: Solve for x
    x = 107,251,269.26/11,858.94
  6. Step 6: Final answer
    x = 9,043.92

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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.