Home / 11,190.61-16,785.91-3,795.81

Finding the Fourth Proportional to 11,190.61, 16,785.91 and 3,795.81

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Solution

The fourth proportional to 11,190.61, 16,785.91 and 3,795.81 is: 5,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.61 : 16,785.91 = 3,795.81 : x
  2. Step 2: Convert to fraction form
    11,190.61/16,785.91 = 3,795.81/x
  3. Step 3: Cross multiply
    11,190.61x = 16,785.91 × 3,795.81
  4. Step 4: Simplify right side
    11,190.61x = 63,716,150.58
  5. Step 5: Solve for x
    x = 63,716,150.58/11,190.61
  6. Step 6: Final answer
    x = 5,693.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.