Home / 5,458.05-8,192.80-4,837.31

Finding the Fourth Proportional to 5,458.05, 8,192.80 and 4,837.31

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Solution

The fourth proportional to 5,458.05, 8,192.80 and 4,837.31 is: 7,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.05 : 8,192.80 = 4,837.31 : x
  2. Step 2: Convert to fraction form
    5,458.05/8,192.80 = 4,837.31/x
  3. Step 3: Cross multiply
    5,458.05x = 8,192.80 × 4,837.31
  4. Step 4: Simplify right side
    5,458.05x = 39,631,121.76
  5. Step 5: Solve for x
    x = 39,631,121.76/5,458.05
  6. Step 6: Final answer
    x = 7,261.04

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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.