Home / 2,481.48-3,723.34-1,021.64

Finding the Fourth Proportional to 2,481.48, 3,723.34 and 1,021.64

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Solution

The fourth proportional to 2,481.48, 3,723.34 and 1,021.64 is: 1,532.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.48 : 3,723.34 = 1,021.64 : x
  2. Step 2: Convert to fraction form
    2,481.48/3,723.34 = 1,021.64/x
  3. Step 3: Cross multiply
    2,481.48x = 3,723.34 × 1,021.64
  4. Step 4: Simplify right side
    2,481.48x = 3,803,913.08
  5. Step 5: Solve for x
    x = 3,803,913.08/2,481.48
  6. Step 6: Final answer
    x = 1,532.92

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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.