Home / 1,484.82-2,227.77-899.73

Finding the Fourth Proportional to 1,484.82, 2,227.77 and 899.73

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Solution

The fourth proportional to 1,484.82, 2,227.77 and 899.73 is: 1,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.82 : 2,227.77 = 899.73 : x
  2. Step 2: Convert to fraction form
    1,484.82/2,227.77 = 899.73/x
  3. Step 3: Cross multiply
    1,484.82x = 2,227.77 × 899.73
  4. Step 4: Simplify right side
    1,484.82x = 2,004,391.50
  5. Step 5: Solve for x
    x = 2,004,391.50/1,484.82
  6. Step 6: Final answer
    x = 1,349.92

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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.