Home / 11,739.83-17,606.95-4,719.86

Finding the Fourth Proportional to 11,739.83, 17,606.95 and 4,719.86

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Solution

The fourth proportional to 11,739.83, 17,606.95 and 4,719.86 is: 7,078.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.83 : 17,606.95 = 4,719.86 : x
  2. Step 2: Convert to fraction form
    11,739.83/17,606.95 = 4,719.86/x
  3. Step 3: Cross multiply
    11,739.83x = 17,606.95 × 4,719.86
  4. Step 4: Simplify right side
    11,739.83x = 83,102,305.22
  5. Step 5: Solve for x
    x = 83,102,305.22/11,739.83
  6. Step 6: Final answer
    x = 7,078.67

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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.