Home / 3,541.44-5,310.72-1,488

Finding the Fourth Proportional to 3,541.44, 5,310.72 and 1,488

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Solution

The fourth proportional to 3,541.44, 5,310.72 and 1,488 is: 2,231.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.44 : 5,310.72 = 1,488 : x
  2. Step 2: Convert to fraction form
    3,541.44/5,310.72 = 1,488/x
  3. Step 3: Cross multiply
    3,541.44x = 5,310.72 × 1,488
  4. Step 4: Simplify right side
    3,541.44x = 7,902,351.36
  5. Step 5: Solve for x
    x = 7,902,351.36/3,541.44
  6. Step 6: Final answer
    x = 2,231.39

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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.