Home / 11,835.76-16,333.44-6,530.56

Finding the Fourth Proportional to 11,835.76, 16,333.44 and 6,530.56

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Solution

The fourth proportional to 11,835.76, 16,333.44 and 6,530.56 is: 9,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.76 : 16,333.44 = 6,530.56 : x
  2. Step 2: Convert to fraction form
    11,835.76/16,333.44 = 6,530.56/x
  3. Step 3: Cross multiply
    11,835.76x = 16,333.44 × 6,530.56
  4. Step 4: Simplify right side
    11,835.76x = 106,666,509.93
  5. Step 5: Solve for x
    x = 106,666,509.93/11,835.76
  6. Step 6: Final answer
    x = 9,012.22

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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.