Home / 3,189.33-4,401.03-1,772.94

Finding the Fourth Proportional to 3,189.33, 4,401.03 and 1,772.94

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Solution

The fourth proportional to 3,189.33, 4,401.03 and 1,772.94 is: 2,446.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.33 : 4,401.03 = 1,772.94 : x
  2. Step 2: Convert to fraction form
    3,189.33/4,401.03 = 1,772.94/x
  3. Step 3: Cross multiply
    3,189.33x = 4,401.03 × 1,772.94
  4. Step 4: Simplify right side
    3,189.33x = 7,802,762.13
  5. Step 5: Solve for x
    x = 7,802,762.13/3,189.33
  6. Step 6: Final answer
    x = 2,446.52

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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.