Home / 3,003.80-4,506.12-923.97

Finding the Fourth Proportional to 3,003.80, 4,506.12 and 923.97

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Solution

The fourth proportional to 3,003.80, 4,506.12 and 923.97 is: 1,386.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.80 : 4,506.12 = 923.97 : x
  2. Step 2: Convert to fraction form
    3,003.80/4,506.12 = 923.97/x
  3. Step 3: Cross multiply
    3,003.80x = 4,506.12 × 923.97
  4. Step 4: Simplify right side
    3,003.80x = 4,163,519.70
  5. Step 5: Solve for x
    x = 4,163,519.70/3,003.80
  6. Step 6: Final answer
    x = 1,386.09

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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.