Home / 11,709.36-17,563.86-5,865.84

Finding the Fourth Proportional to 11,709.36, 17,563.86 and 5,865.84

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Solution

The fourth proportional to 11,709.36, 17,563.86 and 5,865.84 is: 8,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709.36 : 17,563.86 = 5,865.84 : x
  2. Step 2: Convert to fraction form
    11,709.36/17,563.86 = 5,865.84/x
  3. Step 3: Cross multiply
    11,709.36x = 17,563.86 × 5,865.84
  4. Step 4: Simplify right side
    11,709.36x = 103,026,792.54
  5. Step 5: Solve for x
    x = 103,026,792.54/11,709.36
  6. Step 6: Final answer
    x = 8,798.67

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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.