Home / 2,933.74-4,390.12-2,548.28

Finding the Fourth Proportional to 2,933.74, 4,390.12 and 2,548.28

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Solution

The fourth proportional to 2,933.74, 4,390.12 and 2,548.28 is: 3,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.74 : 4,390.12 = 2,548.28 : x
  2. Step 2: Convert to fraction form
    2,933.74/4,390.12 = 2,548.28/x
  3. Step 3: Cross multiply
    2,933.74x = 4,390.12 × 2,548.28
  4. Step 4: Simplify right side
    2,933.74x = 11,187,237.65
  5. Step 5: Solve for x
    x = 11,187,237.65/2,933.74
  6. Step 6: Final answer
    x = 3,813.31

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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.