Home / 2,933.85-4,399.75-1,765.18

Finding the Fourth Proportional to 2,933.85, 4,399.75 and 1,765.18

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Solution

The fourth proportional to 2,933.85, 4,399.75 and 1,765.18 is: 2,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.85 : 4,399.75 = 1,765.18 : x
  2. Step 2: Convert to fraction form
    2,933.85/4,399.75 = 1,765.18/x
  3. Step 3: Cross multiply
    2,933.85x = 4,399.75 × 1,765.18
  4. Step 4: Simplify right side
    2,933.85x = 7,766,350.71
  5. Step 5: Solve for x
    x = 7,766,350.71/2,933.85
  6. Step 6: Final answer
    x = 2,647.15

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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.