Home / 11,629.06-17,419.44-5,688.04

Finding the Fourth Proportional to 11,629.06, 17,419.44 and 5,688.04

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Solution

The fourth proportional to 11,629.06, 17,419.44 and 5,688.04 is: 8,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.06 : 17,419.44 = 5,688.04 : x
  2. Step 2: Convert to fraction form
    11,629.06/17,419.44 = 5,688.04/x
  3. Step 3: Cross multiply
    11,629.06x = 17,419.44 × 5,688.04
  4. Step 4: Simplify right side
    11,629.06x = 99,082,471.50
  5. Step 5: Solve for x
    x = 99,082,471.50/11,629.06
  6. Step 6: Final answer
    x = 8,520.25

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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.