Home / 11,458.10-17,192.96-5,217.26

Finding the Fourth Proportional to 11,458.10, 17,192.96 and 5,217.26

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Solution

The fourth proportional to 11,458.10, 17,192.96 and 5,217.26 is: 7,828.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.10 : 17,192.96 = 5,217.26 : x
  2. Step 2: Convert to fraction form
    11,458.10/17,192.96 = 5,217.26/x
  3. Step 3: Cross multiply
    11,458.10x = 17,192.96 × 5,217.26
  4. Step 4: Simplify right side
    11,458.10x = 89,700,030.44
  5. Step 5: Solve for x
    x = 89,700,030.44/11,458.10
  6. Step 6: Final answer
    x = 7,828.53

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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.