Home / 11,543.31-17,317.90-3,223.34

Finding the Fourth Proportional to 11,543.31, 17,317.90 and 3,223.34

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Solution

The fourth proportional to 11,543.31, 17,317.90 and 3,223.34 is: 4,835.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.31 : 17,317.90 = 3,223.34 : x
  2. Step 2: Convert to fraction form
    11,543.31/17,317.90 = 3,223.34/x
  3. Step 3: Cross multiply
    11,543.31x = 17,317.90 × 3,223.34
  4. Step 4: Simplify right side
    11,543.31x = 55,821,559.58
  5. Step 5: Solve for x
    x = 55,821,559.58/11,543.31
  6. Step 6: Final answer
    x = 4,835.84

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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.