Home / 11,458.80-17,175.24-4,881.60

Finding the Fourth Proportional to 11,458.80, 17,175.24 and 4,881.60

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Solution

The fourth proportional to 11,458.80, 17,175.24 and 4,881.60 is: 7,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.80 : 17,175.24 = 4,881.60 : x
  2. Step 2: Convert to fraction form
    11,458.80/17,175.24 = 4,881.60/x
  3. Step 3: Cross multiply
    11,458.80x = 17,175.24 × 4,881.60
  4. Step 4: Simplify right side
    11,458.80x = 83,842,651.58
  5. Step 5: Solve for x
    x = 83,842,651.58/11,458.80
  6. Step 6: Final answer
    x = 7,316.88

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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.