Home / 3,462.33-4,777.91-1,890.43

Finding the Fourth Proportional to 3,462.33, 4,777.91 and 1,890.43

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Solution

The fourth proportional to 3,462.33, 4,777.91 and 1,890.43 is: 2,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.33 : 4,777.91 = 1,890.43 : x
  2. Step 2: Convert to fraction form
    3,462.33/4,777.91 = 1,890.43/x
  3. Step 3: Cross multiply
    3,462.33x = 4,777.91 × 1,890.43
  4. Step 4: Simplify right side
    3,462.33x = 9,032,288.69
  5. Step 5: Solve for x
    x = 9,032,288.69/3,462.33
  6. Step 6: Final answer
    x = 2,608.73

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1.5x scale

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.