Home / 1,924.56-2,650.64-1,662.48

Finding the Fourth Proportional to 1,924.56, 2,650.64 and 1,662.48

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Solution

The fourth proportional to 1,924.56, 2,650.64 and 1,662.48 is: 2,289.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.56 : 2,650.64 = 1,662.48 : x
  2. Step 2: Convert to fraction form
    1,924.56/2,650.64 = 1,662.48/x
  3. Step 3: Cross multiply
    1,924.56x = 2,650.64 × 1,662.48
  4. Step 4: Simplify right side
    1,924.56x = 4,406,635.99
  5. Step 5: Solve for x
    x = 4,406,635.99/1,924.56
  6. Step 6: Final answer
    x = 2,289.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.