Home / 11,129.57-15,359.19-6,093.83

Finding the Fourth Proportional to 11,129.57, 15,359.19 and 6,093.83

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Solution

The fourth proportional to 11,129.57, 15,359.19 and 6,093.83 is: 8,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.57 : 15,359.19 = 6,093.83 : x
  2. Step 2: Convert to fraction form
    11,129.57/15,359.19 = 6,093.83/x
  3. Step 3: Cross multiply
    11,129.57x = 15,359.19 × 6,093.83
  4. Step 4: Simplify right side
    11,129.57x = 93,596,296.45
  5. Step 5: Solve for x
    x = 93,596,296.45/11,129.57
  6. Step 6: Final answer
    x = 8,409.70

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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.