Home / 11,129.46-15,358.10-6,093.60

Finding the Fourth Proportional to 11,129.46, 15,358.10 and 6,093.60

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Solution

The fourth proportional to 11,129.46, 15,358.10 and 6,093.60 is: 8,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.46 : 15,358.10 = 6,093.60 : x
  2. Step 2: Convert to fraction form
    11,129.46/15,358.10 = 6,093.60/x
  3. Step 3: Cross multiply
    11,129.46x = 15,358.10 × 6,093.60
  4. Step 4: Simplify right side
    11,129.46x = 93,586,118.16
  5. Step 5: Solve for x
    x = 93,586,118.16/11,129.46
  6. Step 6: Final answer
    x = 8,408.86

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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.